Asarah B'Tevet 2025r John 2025. Asarah b’tevet, also known as the tenth of tevet, is a day that is observed with fasting, repentance, and mourning. Asara b’tevet is the day on which the babylonians laid siege to jerusalem and thus marks the beginning of the events that culminated in the destruction of the beit.

That was a prelude to the destruction. Asarah b’tevet, also known as the tenth of tevet, is a day that is observed with fasting, repentance, and mourning.