In Judaism, Yom Kippur is seen as the holiest day of the year. Yom Kippur follows a series of significant days in the Jewish calendar. Many Jewish people around the world will mark the festival with prayer in a synagogue, or by fasting.
When is Yom Kippur 2019?
This year, Yom Kippur takes place on Tuesday, October 8 and finishes at night fall on Wednesday, October 9.
The sun is due to set at 6.39pm (BST) on October 8.
The Jewish holiday of Rosh Hashanah started on Sunday, September 29, and ends on Tuesday, October 1.
When does Yom Kippur usually fall?
In the Hebrew calendar, the month of Tishrei begins with Rosh Hashanah – a two-day celebration which marks the Jewish New Year.
Yom Kippur also falls later in the month of Tishrei (which is September or October in the Gregorian calendar).
Yom Kippur marks the culmination of the Ten Days of Repentance, which begins with Rosh Hashanah.
How is Yom Kippur commemorated?
Yom Kippur is a solemn day in the Jewish calendar and it means Day of Atonement.
Yom Kippur is a day of reflection for the year passed, and a chance to ask God for forgiveness.
Many Jewish people will not eat or drink for 25 hours during this time.
Aside from abstaining from food and drink, rules are also in place to refrain from washing, having sex and applying lotions and oils.
Some will wear white as a symbol of purity.
There are five special services held in Synagogues for people to attend.
Shacharit is the morning service, which people may attend at this time to mark those who have died within the last year.