2026 Jewish Holiday Calendar

With 2026 jewish holiday calendar at the forefront, this article offers an intriguing exploration of one of the most significant aspects of Jewish culture, and we are going to find out about the holidays, the customs, and traditions associated with each holiday and more, so, let’s dive in and learn more about the importance of a calendar in Jewish life. By examining the process of creating the Jewish holiday calendar and discussing its unique features, we will gain a deeper understanding of the significance of these holidays in Jewish culture and their importance in shaping Jewish identity.

The 2026 Jewish holiday calendar is a detailed and comprehensive guide that Artikels the major holidays, including Rosh Hashanah, Yom Kippur, Passover, Hanukkah, Shavuot, Sukkot, and Purim, along with their customs and traditions. This article also delves into the process of creating a personalized Jewish holiday calendar, exploring the benefits and challenges of using technology in the Jewish holiday calendar.

Major Holidays in 2026 Jewish Holiday Calendar

The Jewish holiday calendar is a vital part of the Jewish faith and culture. It consists of various holidays and celebrations that are observed throughout the year. In this section, we will discuss the major holidays in the 2026 Jewish holiday calendar and provide an overview of each.

Rosh Hashanah

Rosh Hashanah 2026

Rosh Hashanah, also known as the Jewish New Year, is a significant holiday in the Jewish calendar. It is observed on September 25th and 26th in 2026.
Rosh Hashanah marks the beginning of the High Holy Days, a period of 10 days that culminates in Yom Kippur. During this time, Jews reflect on their past actions and make amends for their mistakes. They also seek forgiveness from others as well as from God.
One of the key customs associated with Rosh Hashanah is the tradition of eating symbolic foods. These foods are believed to bring good luck and blessings for the coming year. Some examples include honey cake, apples, and pomegranates.
In addition to the customs and traditions, Rosh Hashanah holds great significance in Jewish culture. It serves as a reminder of the importance of introspection, forgiveness, and personal growth. The holiday also provides an opportunity for Jews to come together and celebrate their shared heritage.

Eating symbolic foods such as honey cake, apples, and pomegranates to bring good luck and blessings.
Reflecting on past actions and making amends for mistakes.
Sending greeting cards and messages to wish friends and family a happy new year.

Yom Kippur

Yom Kippur 2026

Yom Kippur is another crucial holiday in the Jewish calendar. It is observed on October 14th and 15th in 2026.
Yom Kippur is often referred to as the “Day of Atonement.” It is a day of fasting and prayer, where Jews seek forgiveness for their sins and reaffirm their commitment to their faith.
One of the key customs associated with Yom Kippur is the tradition of Kol Nidre, a powerful and emotional prayer service that takes place on the eve of the holiday. During this service, Jews recite a prayer of forgiveness and release from past vows and promises.
In addition to the customs and traditions, Yom Kippur holds great significance in Jewish culture. It serves as a reminder of the importance of forgiveness, personal growth, and accountability. The holiday also provides an opportunity for Jews to come together and reaffirm their faith.

Customs	Description
Kol Nidre prayer service	A powerful and emotional prayer service that takes place on the eve of the holiday.
Fasting and prayer	A day of fasting and prayer, where Jews seek forgiveness for their sins and reaffirm their commitment to their faith.

Hanukkah

Hanukkah 2026

Hanukkah is a significant holiday in the Jewish calendar, observed on December 28th to January 5th in 2026.
Hanukkah celebrates the miracle of the oil that burned for eight days in the rededicated Temple in Jerusalem during the Maccabean Revolt. To commemorate this miracle, Jews light the Hanukkah menorah, also known as the hanukkiah.
One of the key customs associated with Hanukkah is the tradition of exchanging gifts and playing dreidel. These customs have been adopted from Eastern European Jewish traditions and have become an integral part of modern Hanukkah celebrations.
In addition to the customs and traditions, Hanukkah holds great significance in Jewish culture. It serves as a reminder of the importance of faith, perseverance, and the power of the human spirit. The holiday also provides an opportunity for Jews to come together and celebrate their shared heritage.

Lighting the Hanukkah menorah (hanukkiah) to commemorate the miracle of the oil.
Exchanging gifts as a way to show appreciation and love.
Playing dreidel as a game of chance and skill.

Passover (Pesach)

Passover 2026

Passover, also known as Pesach, is a significant holiday in the Jewish calendar, observed on March 27th to April 4th in 2026.
Passover commemorates the Israelites’ escape from slavery in Egypt and their journey to the Promised Land. To commemorate this event, Jews follow a set of dietary restrictions and traditions during the holiday.
One of the key customs associated with Passover is the tradition of the Seder meal. The Seder is a ritual meal that includes the retelling of the Passover story, the consumption of symbolic foods, and the recitation of special prayers.
In addition to the customs and traditions, Passover holds great significance in Jewish culture. It serves as a reminder of the importance of freedom, redemption, and the power of faith. The holiday also provides an opportunity for Jews to come together and celebrate their shared heritage.

Chag HaMatzot – the holiday of matzot (unleavened bread) is celebrated.

Following a set of dietary restrictions and traditions during the holiday.
Attending the Seder meal, which includes the retelling of the Passover story, the consumption of symbolic foods, and the recitation of special prayers.
Reciting special prayers and singing traditional songs during the holiday.

Sukkot

Sukkot 2026

Sukkot is a significant holiday in the Jewish calendar, observed on September and October in 2026.
Sukkot is also known as the “Festival of Booths” and marks a week-long celebration after the harvest season. During this time, Jews construct sukkahs, temporary shelters made of branches and leaves.
One of the key customs associated with Sukkot is the tradition of dwelling in the sukkah during the holiday. Jews eat and sleep in the sukkah to commemorate the Israelites’ temporary shelters during their journey through the desert.
In addition to the customs and traditions, Sukkot holds great significance in Jewish culture. It serves as a reminder of the importance of gratitude, humility, and the connection to nature. The holiday also provides an opportunity for Jews to come together and celebrate their shared heritage.

Constructing sukkahs, temporary shelters made of branches and leaves.
Dwelling in the sukkah during the holiday to commemorate the Israelites’ temporary shelters during their journey through the desert.
Eating and sleeping in the sukkah to emphasize the connection to nature.

Rosh Hashanah and Yom Kippur in 2026

Rosh Hashanah and Yom Kippur are two of the most significant holidays in the Jewish calendar, marking the beginning of the High Holy Days. These holidays hold immense spiritual and emotional significance for the Jewish community, serving as a time for reflection, repentance, and renewal.

Customs and Traditions of Rosh Hashanah

Rosh Hashanah, which translates to “head of the year,” is the Jewish New Year. It is a two-day celebration that marks the beginning of the month of Tishrei, a time of new beginnings. On Rosh Hashanah, Jews around the world gather with family and friends to pray, eat traditional foods, and engage in customs and traditions that symbolize the importance of this holiday.

Some of the customs associated with Rosh Hashanah include:

Eating apples dipped in honey, a sweet treat that symbolizes a sweet and prosperous new year.
Ringing the Shofar, a ram’s horn that serves as a call to prayer and a reminder of God’s covenant with the Jewish people.
Attending synagogue services, which include special prayers and readings that highlight the importance of the holiday.

These customs serve as a reminder of the significance of Rosh Hashanah and the importance of starting the new year on a positive note.

Customs and Traditions of Yom Kippur

Yom Kippur, which translates to “day of atonement,” is the holiest day of the year in the Jewish calendar. It is a day of fasting and repentance, a time when Jews reflect on their actions from the past year and seek forgiveness from God and others.

Some of the customs associated with Yom Kippur include:

Fast from sunrise to sunset, abstaining from all food and drink as a symbol of repentance and atonement.
Attending synagogue services, which include special prayers and readings that highlight the importance of forgiveness and redemption.
Performing acts of charity and kindness, as a way of making amends for past mistakes.

These customs serve as a reminder of the importance of seeking forgiveness and making amends, and the role that Yom Kippur plays in the Jewish calendar.

Significance of Rosh Hashanah and Yom Kippur in Jewish Culture

Rosh Hashanah and Yom Kippur are more than just holidays, they are a time of spiritual reflection and renewal. They serve as a reminder of the importance of living a good and ethical life, and the role that God plays in the lives of the Jewish people.

In Jewish culture, Rosh Hashanah and Yom Kippur are seen as a time of accounting, a time when individuals reflect on their actions from the past year and seek to improve themselves in the coming year. They are a reminder of the importance of taking responsibility for one’s actions, and the role that repentance and forgiveness play in the Jewish faith.

Preparing for Rosh Hashanah and Yom Kippur

Preparing for Rosh Hashanah and Yom Kippur involves a range of activities, from spiritual reflection to practical preparations.

Some of the ways to prepare for Rosh Hashanah and Yom Kippur include:

Reflecting on past actions, and seeking to improve oneself in the coming year.
Practicing acts of kindness and charity, in preparation for Yom Kippur.
Attending synagogue services, and participating in communal prayers and readings.

By preparing for Rosh Hashanah and Yom Kippur, individuals can maximize the spiritual and emotional impact of these holidays, and make the most of this important time of year.

Passover in 2026

Passover, also known as Pesach, is a significant Jewish holiday that commemorates the liberation of the Israelites from slavery in Egypt. In 2026, Passover will begin on the evening of March 25th and end on the evening of April 3rd.

Passover is a week-long holiday that falls on the 15th day of the Hebrew month of Nisan. It is a time for Jews to come together with family and friends to celebrate their freedom and to renew their commitment to their faith. The holiday is filled with customs and traditions that are designed to help Jews remember the story of their ancestors and to connect with their heritage.

The Story of the Exodus

The story of the Exodus is at the heart of the Passover celebration. It tells the story of how the Israelites were slaves in Egypt for 400 years and how they were finally freed by God. The story is retold through the reading of the Haggadah, a special book that contains the story of the Exodus, as well as songs, prayers, and rituals.

Preparations for Passover

Preparing for Passover is a major undertaking for Jewish families. The process starts with cleaning the home to remove any chametz, or leavened foods, that might be present. This involves not only removing any obvious sources of chametz, such as bread and baked goods, but also cleaning and searching for any hidden or hard-to-reach areas where chametz might be found.

In addition to cleaning, Jewish families also need to prepare a special meal called the Seder, which is eaten on the first night of Passover. The Seder meal typically includes a variety of dishes, including matzah, maror, and charoset, which are all symbolic of the Exodus story.

The Seder Plate

The Seder plate is a central part of the Passover meal. It contains a variety of symbolic foods that are used to retell the story of the Exodus. These foods include a roasted egg, a lamb bone, and a bowl of greens, all of which are meant to represent different aspects of the Passover story.

The roasted egg represents the cycle of life and death, and is often seen as a symbol of the Israelites’ freedom from slavery.
The lamb bone represents the sacrifice of the paschal lamb, which was a central part of the Passover celebration in ancient times.
The bowl of greens represents the bitter herbs that the Israelites ate during their time in Egypt.

The Four Cups of Wine

One of the most distinctive customs of Passover is the Four Cups of Wine. During the Seder meal, four cups of wine are poured, each representing a different aspect of the Passover story. The cups of wine are poured in a specific order, and are meant to represent the different stages of the Israelites’ journey from slavery to freedom.

The Four Cups of Wine are a reminder of the four expressions of redemption that God spoke to Moses, saying “I will take you out,” “I will save you,” “I will redeem you,” and “I will take you to me.”

In addition to the Four Cups of Wine, Jewish families also participate in other customs and traditions during Passover, such as hiding matzahs around the house for children to find, and engaging in discussions and debates about the meaning of Passover.

Hanukkah in 2026

Hanukkah, also known as the Festival of Lights, is a significant Jewish holiday that takes place in December. In 2026, Hanukkah is expected to begin on the evening of November 26th and end on the evening of December 4th. This eight-day celebration commemorates the rededication of the Second Temple in Jerusalem during the Maccabean Revolt in the 2nd century BCE.

The story of Hanukkah revolves around the miracle of the oil that burned for eight days in the Temple after the Maccabees, a group of Jewish rebels, recaptured the Temple from the Syrian-Greek army. During this period, they discovered a single jar of oil that had been left untouched by the enemy. However, to their surprise, the oil lasted for eight days, enough time to prepare new oil for the Temple’s menorah.

Custons and Traditions of Hanukkah

Hanukkah is celebrated with various customs and traditions, which are essential to the Jewish community. Some of these customs include:

Lighting the Menorah: The centerpiece of Hanukkah is the lighting of the menorah, a nine-branched candelabrum. Each night, one additional candle is lit, until all eight candles and the shamash (helper candle) are burning.
Dreidel: Hanukkah is also associated with the spinning top game known as dreidel. The four-sided top has Hebrew letters, and players spin the top and follow the letters’ instructions to determine how much chocolate or other treats they receive.
Feasting and Food: Traditional Hanukkah foods include fried dishes, such as latkes (potato pancakes) and sufganiyot (jelly doughnuts). These foods symbolize the miracle of the oil that burned for eight days.
Gift-Giving: Many families exchange gifts during Hanukkah, although this custom is not as widely observed as other traditions.

Hanukkah is a time for families and friends to come together, share stories, and celebrate the triumph of light over darkness.

Significance of Hanukkah in Jewish Culture

Hanukkah holds significant importance in Jewish culture for several reasons:

Rededication of the Temple: The rededication of the Temple is a major part of the Hanukkah story, highlighting the Maccabees’ bravery and resilience in the face of oppressive forces.
Miracle of the Oil: The miracle of the oil that burned for eight days is a testament to God’s presence and intervention in Jewish history.
Light over Darkness: Hanukkah’s emphasis on the triumph of light over darkness serves as a reminder of the eternal struggle between good and evil in the world.
Family and Community: Hanukkah is a time for families and communities to come together, strengthening bonds and fostering a sense of unity and belonging.

The significance of Hanukkah lies in its ability to inspire hope, resilience, and the pursuit of light in a world often marked by darkness.

Preparing for Hanukkah

Preparation for Hanukkah begins well in advance, as families and individuals prepare for the holiday’s many traditions and customs. Some steps involved in preparing for Hanukkah include:

Ordering Dreidels and Menorahs: Families often order custom-made dreidels and menorahs for the holiday.
Baking Traditional Foods: Traditional Hanukkah foods, such as latkes and sufganiyot, require advance preparation and cooking.
Preparing for Gift-Giving: Many families create gift-giving lists and shop for presents in advance of the holiday.
Setting up Menorahs: Homeowners often set up their menorahs several days before Hanukkah begins, ensuring they are in the best spot for the holiday.

By preparing for Hanukkah, families and individuals are able to fully immerse themselves in the holiday’s traditions and customs, creating a rich and meaningful experience.

Shavuot in 2026

Shavuot, also known as the Festival of Weeks, is a significant Jewish holiday that falls in late May or early June, depending on the Hebrew calendar. It is one of the three major festivals in the Jewish tradition, along with Passover and Sukkot. In 2026, Shavuot will commence on Tuesday, May 30th, and conclude on Thursday, June 1st.

Shavuot commemorates the giving of the Torah to the Jewish people by God on Mount Sinai. This event is considered a pivotal moment in Jewish history, as it signifies the establishment of the covenant between God and the Jewish people, and the transmission of the Torah to the community. Over time, Shavuot has evolved to become a celebration of learning, spirituality, and community.

Customs and Traditions

Shavuot is a time for spiritual renewal, and many Jewish communities around the world observe the following customs and traditions:

The Torah readings: Synagogues read the book of Exodus, specifically the portion known as the Revelation at Sinai, to remind Jews of the covenant between God and the Jewish people.
The Book of Ruth: The second reading is the Book of Ruth, which highlights the story of Ruth and Boaz, emphasizing the theme of loyalty and kindness.
The Study of Torah: Many Jews devote themselves to intensive study and learning on Shavuot, often staying up late into the night to study and discuss the Torah.
Celebrating with Food: Traditional Shavuot dishes include dairy products like cheesecake, blintzes, and rugelach.

Significance of Shavuot

The significance of Shavuot lies in its connection to the covenant between God and the Jewish people. It is a celebration of the gift of the Torah, which serves as the foundation of Jewish thought and practice. Shavuot is also a festival of growth and renewal, as it commemorates the time of year when the fruit of the Land of Israel ripens. This theme is reflected in the customs of bringing new fruits and flowers into the synagogue during the holiday.

Preparing for Shavuot

In preparation for Shavuot, many Jews engage in activities that emphasize spiritual growth and renewal. This can include:

Intensive study: Studying Torah and other Jewish texts in the weeks leading up to Shavuot is a common practice.
Fasting: Some Jews fast on the Monday preceding Shavuot, known as Yom Kippur Katan, as a form of spiritual preparation.
Celebrating with loved ones: Shavuot is often a time for family gatherings, meals, and celebrations.
Preparing traditional foods: Many Jews prepare traditional Shavuot foods, such as cheesecake and blintzes, in the days leading up to the holiday.

Purim in 2026

Purim is a joyous and festive Jewish holiday that commemorates the saving of the Jewish people from the evil plans of Haman, as told in the biblical book of Esther. It is celebrated annually on the 14th day of the Hebrew month of Adar, usually in March.

Celebrating the Holiday

Purim is a time for merriment and rejoicing, marked by various customs and traditions. One of the most iconic symbols of Purim is the wearing of costumes and masks, often depicting characters from the biblical story of Esther. This tradition is believed to represent the disguises worn by the Jewish people to conceal their identity during the time of Esther.

Costumes and masks are a significant part of Purim celebrations. They are often homemade and creative, reflecting the imagination and humor of the wearers.
Children and adults alike participate in dressing up, adding to the festive atmosphere and promoting a sense of community and camaraderie.
The use of costumes and masks serves as a reminder of the disguises worn by the Jewish people during the time of Esther.

Reading the Megillah

Another essential part of Purim is the reading of the Megillah, a scroll of the book of Esther. This event is typically held in synagogues and other gathering places, and is accompanied by loud cheering and noise-making whenever the name of Haman is mentioned.

“You shall tell it to your children and children’s children, and to the generations after them, when you sit in your house, when you walk on the way, when you lie down, and when you rise up.” (Esther 9:26)

The Megillah reading is a central aspect of Purim celebrations, commemorating the miraculous events described in the biblical book of Esther.
The tradition of reading the Megillah dates back to ancient times and is an important part of Jewish heritage.
The loud noise-making during the Megillah reading serves as a reminder of the joy and triumph of the Jewish people over their enemies.

Gift-Giving and Charity

Purim is also a time for generosity and kindness, marked by the tradition of giving gifts to friends and neighbors, often in the form of small parcels or boxes filled with treats and other goodies. Additionally, many people participate in charitable activities and donations, reflecting the values of kindness and compassion that are central to Jewish teachings.

The tradition of giving gifts on Purim is known as “mishloach manot” and is an opportunity to show kindness and generosity to others.
The gifts are often homemade or purchased and are a symbol of the love and appreciation shared among friends and family.
Charity and donation are also important aspects of Purim, reflecting the values of kindness and compassion that are central to Jewish teachings.

Creating a Personalized Jewish Holiday Calendar: 2026 Jewish Holiday Calendar

A personalized Jewish holiday calendar is essential for members of the Jewish community to stay connected with their heritage and traditions. It allows individuals to plan and prepare for upcoming holidays, observe the significant events, and reflect on the rich history and customs of the Jewish faith. By creating a personalized Jewish holiday calendar, individuals can deepen their understanding and appreciation of their faith.

Importance of Creating a Personalized Jewish Holiday Calendar, 2026 jewish holiday calendar

Creating a personalized Jewish holiday calendar is crucial for several reasons:

Observance and Preparation: It enables individuals to plan and prepare for upcoming holidays, ensuring they are well-prepared for the significant events and customs associated with each holiday.
Family Traditions: A personalized calendar helps families to create and uphold their unique traditions and customs, passing them down to future generations.
Personal Reflection: It allows individuals to reflect on the history and significance of each holiday, fostering a deeper understanding and appreciation of their faith.
Community Engagement: A personalized calendar can be a wonderful tool for individuals to engage with their community, learning about and participating in local events and celebrations.

Process of Creating a Personalized Jewish Holiday Calendar

Creating a personalized Jewish holiday calendar involves the following steps:

Step 1: Identify the Holidays and Events

List all the significant Jewish holidays and events, such as Rosh Hashanah, Yom Kippur, Passover, Hanukkah, Shavuot, and Purim. Be sure to include dates, traditions, and customs associated with each holiday.

Step 2: Add Family Traditions and Customs

Include personal and family-specific traditions and customs, such as special meals, prayers, or activities, to make the calendar truly personalized.

Step 3: Plan and Prepare

Plan and prepare for each holiday, including activities, meals, and decorations, to ensure that the celebrations are meaningful and enjoyable.

Step 4: Reflect and Share

Reflect on the significance of each holiday and share your knowledge and traditions with family and friends.

Benefits of Having a Personalized Jewish Holiday Calendar

Having a personalized Jewish holiday calendar offers numerous benefits, including:

Deeper Understanding: It fosters a deeper understanding and appreciation of Jewish history, customs, and traditions.
Increased Engagement: It promotes engagement with the community and involvement in local events and celebrations.
Stronger Family Bonds: It helps families to create and uphold their unique traditions and customs, strengthening family bonds and creating lasting memories.
Personal Growth: It encourages personal reflection and growth, as individuals learn and explore their faith.

Incorporating Technology in the Jewish Holiday Calendar

In today’s digital age, technology has become an integral part of our daily lives, and the Jewish holiday calendar is no exception. Incorporating technology into the Jewish holiday calendar can enhance the way we observe and celebrate these important holidays. With the help of technology, we can stay connected, learn more about our traditions, and make the experience of celebrating Jewish holidays more engaging and meaningful.

Benefits of Using Technology in the Jewish Holiday Calendar

Using technology in the Jewish holiday calendar offers several benefits, including:

Convenience: With mobile apps and online resources, we can easily access information about Jewish holidays, their customs, and traditions from anywhere in the world.
Accessibility: Technology can help people who are unable to attend synagogue services or participate in traditional holiday activities due to mobility or other issues.
Engagement: Technology can make the experience of celebrating Jewish holidays more engaging and interactive, with features such as videos, games, and quizzes.
Education: Technology can provide an opportunity to learn more about Jewish history, culture, and traditions, and to share this knowledge with others.

Ways to Incorporate Technology in the Jewish Holiday Calendar

There are several ways to incorporate technology into the Jewish holiday calendar, including:

Mobile Apps: Download mobile apps specifically designed for Jewish holidays, such as apps that provide holiday information, prayer times, and customs.
Online Resources: Utilize online resources such as websites, blogs, and social media platforms to learn more about Jewish holidays and traditions.
Virtual Services: Participate in virtual synagogue services and holiday celebrations, allowing us to stay connected with our community despite physical distance.
Interactive Games and Activities: Engage in interactive games, quizzes, and other activities that make learning about Jewish holidays and traditions more enjoyable and interactive.

Challenges of Using Technology in the Jewish Holiday Calendar

While incorporating technology into the Jewish holiday calendar can be beneficial, there are also some challenges to consider, including:

Distraction: Technology can be a distraction, and we may find ourselves getting caught up in non-holiday related activities.
Lack of Human Connection: While technology can provide us with information and connections, it may not replace the importance of human connection and community.
Ease of Access: Technology is not always accessible to everyone, particularly those with limited access to smartphones or the internet.

Best Practices for Using Technology in the Jewish Holiday Calendar

To make the most of technology in the Jewish holiday calendar, consider the following best practices:

Set Boundaries: Establish boundaries around technology use during holidays, to avoid distractions and maintain a balance between technology use and traditional holiday activities.
Choose Reputable Sources: When using online resources, choose sources that are reputable and provide accurate information.
Engage in Offline Activities: Make time for offline activities and interactions with family and friends to maintain a sense of community and connection.
Utilize Accessibility Features: Ensure that technology is accessible to everyone, by using features such as subtitles, closed captions, and screen readers.

Final Review

In conclusion, the 2026 Jewish holiday calendar is a vital component of Jewish culture and identity. By understanding the significance and customs associated with each holiday, and by incorporating technology into the calendar, we can create a more personalized and meaningful experience. Whether you are a lifelong practitioner of Judaism or just starting to explore your spiritual heritage, the 2026 Jewish holiday calendar is an essential tool for navigating the complexities and richness of Jewish tradition.

FAQ Explained

What are the major holidays in the 2026 Jewish holiday calendar?

The major holidays in the 2026 Jewish holiday calendar include Rosh Hashanah, Yom Kippur, Passover, Hanukkah, Shavuot, Sukkot, and Purim.

What are the customs and traditions associated with Rosh Hashanah?

Rosh Hashanah is typically marked by the sound of the shofar, a ram’s horn that is blown to signal the start of the holiday. It is also a time for reflection, prayer, and the consumption of symbolic foods such as apples and honey.

What is the significance of Yom Kippur in Jewish culture?

Yom Kippur is considered one of the most holiest days of the year in the Jewish calendar, and it is a day of atonement, where Jews fast, pray, and seek forgiveness for their sins.