16 “‘If the sacrifice of his offering is a vow+ or a voluntary offering,+ it is to be eaten on the day he presents his sacrifice, and what is left of it may also be eaten on the next day.

21 “‘If a man presents a communion sacrifice+ to Jehovah to pay a vow or as a voluntary offering, it should be a sound animal from the herd or the flock, in order to gain approval. No defect at all should be in it.