Full color images. Tractate Shabbat. is the first and the largest tractate in the order of Moed. It deals with the halakhot of the most sacred day of all, Shabbat. Numerous halakhot, veritable mountains of halakhot, are found among the mitzvot of Shabbat, both positive mitzvot and prohibitions. Included in these are mitzvot of biblical origin, those established by the Prophets, and many rabbinic decrees and ordinances. Shabbat has even been adorned with the aura of legend; it is a day of rest and sanctity, God’s gift to a treasured nation.