Leviticus 19:7-9

Complete Jewish Bible

⁷ If any of it is eaten on the third day, it will have become a disgusting thing and will not be accepted; ⁸ moreover, everyone who eats it will bear the consequences of profaning something holy meant for Adonai — that person will be cut off from his people.

⁹ “‘When you harvest the ripe crops produced in your land, don’t harvest all the way to corners of your field, and don’t gather the ears of grain left by the harvesters.