Leviticus 7:17
7:17 but the leftovers from the meat of the sacrifice must be burned up in the fire on the third day.
Leviticus 8:34
8:34 What has been done on this day the Lord has commanded to be done to make atonement for you.
Leviticus 19:7
19:7 If, however, it is eaten on the third day, it is spoiled, it will not be accepted,
Leviticus 23:5
23:5 In the first month, on the fourteenth day of the month, at twilight, is a Passover offering to the Lord.
Leviticus 23:7
23:7 On the first day there will be a holy assembly for you; you must not do any regular work.
Leviticus 23:29
23:29 Indeed, any person who does not behave with humility on this particular day will be cut off from his people.