On the morrow — He speaks here of that sort of peace — offerings, which were offered either by vow or freely for the obtaining of some mercy, for the other sort, which was by way of gratitude for mercies received, were to be eaten the same day.
Related Commentaries of Leviticus 19:6
Leviticus 19:6
6 It shall be eaten the same day ye offer it, and on the morrow: and if ought remain until the third day, it shall be burnt in the fire.