The answer is: Yom Kippur

Lev 23:27 - If you check the words of this verse in a concordance you will see day is yom and atonement is kippur. The others are all Hebrew names for other festivals.

Yom Kippur, the Day of Atonement, is one of the holiest days in the Jewish calendar, a solemn occasion filled with deep reflection and repentance. Traditionally observed on the tenth day of the Hebrew month of Tishrei, it's a time when individuals seek to reconcile with God and others. During this day, many engage in fasting, prayer, and contemplation, emphasizing the importance of communal and personal accountability.

Interestingly, the practice of Yom Kippur isn’t just a tradition; it holds deep roots in ancient rituals. Did you know that in the times of the Temple, two goats were chosen during the observance? One was sacrificed, symbolizing the people’s sins taken away, while the other, called the "scapegoat," was sent into the wilderness, carrying the sins off literally. This underpins the concept of atonement as not merely remorse but also requires action – a fresh start.

Echoes of this concept of atonement can be seen throughout various religious texts, highlighting its universal significance. For instance, it is a recurring theme where forgiveness and the opportunity for redemption play crucial roles in human quest for healing and understanding. The idea transcends the boundaries of tradition and can be a point of connection among diverse beliefs.

As we reflect on such rituals today, consider how the spirit of Yom Kippur – introspection, responsibility, and renewal – can continue to inspire positive change and growth in our lives. Every day provides an opportunity for atonement and transformation!