“But if the sacrifice of his offering be a vow, or a voluntary offering, it shall be eaten the same day that he offereth his sacrifice: and on the morrowe also the remainder of it shall be eaten.”
1611 King James Version (KJV)
7:16 A vow - Offered in performance of a vow, the man having desired some special favour from God, and vowed the sacrifice to God if he would grant it. On the morrow also - Which was not allowed for the thank - offering.