Leviticus 19:6

19:6 It must be eaten on the day of your sacrifice and on the following day, but what is left over until the third day must be burned up.

Leviticus 7:16

7:16 “‘If his offering is a votive or freewill sacrifice, it may be eaten on the day he presents his sacrifice, and also the leftovers from it may be eaten on the next day,