Leviticus 7:15-16

ACV(i) 15 And the flesh of the sacrifice of his peace offerings for thanksgiving shall be eaten on the day of his oblation; he shall not leave any of it until the morning. 16 But if the sacrifice of his oblation be a vow, or a freewill offering, it shall be eaten on the day that he offers his sacrifice, and on the morrow that which remains of it shall be eaten,