The Simcha of a Siyum
A mishnah in Ta’anis declares that the most joyous holidays on the Jewish calendar are Yom Kippur and Tu B’Av. The Gemara says that Yom Kippur was joyous because the nation was forgiven for its sins.
Talmud Torah
The source for a festive meal on finishing a tractate, what learning qualifies for a siyum, and related customs.
A mishnah in Ta’anis declares that the most joyous holidays on the Jewish calendar are Yom Kippur and Tu B’Av. The Gemara says that Yom Kippur was joyous because the nation was forgiven for its sins.