Moses
Leviticus 7:16ESV·traditional attribution

But if the sacrifice of his offering is a vow offering or a freewill offering, it shall be eaten on the day that he offers his sacrifice, and on the next day what remains of it shall be eaten.

John Calvin Reformed @genevareformer

16. But if the sacrifice of his offering. I have observed a little above that it is not a conditional but a simple vow which is here meant; because, if a person were under the obligation of a vow, Lat., “damnatus esset.” Fr., “si quelqu’un avoit voue, et obtenu ce qu’il demandoit;” if any one had vowed, and obtained what he asked.

Matthew Henry Presbyterian @wholebiblehenry

All this relates to the peace-offerings: it is the repetition and explication of what we had before, with various additions. I. The nature and intention of the peace-offerings are here more distinctly opened. They were offered either, 1. In thankfulness for some special mercy received, such as recovery from sickness, preservation in a journey, deliverance at sea, redemption out of captivity, all which are specified in Ps.

Commenting on Leviticus 7:11-34

John Gill Reformed Baptist @doctorgill

But the remainder of the flesh of the sacrifice on the third day,.... What remained of it uneaten on the second day, and was kept till the third: shall be burnt with fire; that it might neither corrupt, nor be put to superstitious uses, nor be of any profit in any respect; that so niggardliness and distrust of the care of Providence might be discouraged...