Leviticus 22:16-18

¹⁶Or suffer them to bear the iniquity of trespass, when they eat their holy things: for I the LORD do sanctify them.

¹⁷And the LORD spoke to Moses, saying,

¹⁸Speak to Aaron, and to his sons, and to all the children of Israel, and say to them, Whoever he may be of the house of Israel, or of the strangers in Israel, that will offer his oblation for all his vows, and for all his free-will-offerings, which they will offer to the LORD for a burnt-offering: