Leviticus 22:12 (KJV)

And when the sun is down, he shall be clean, and shall afterward eat of the holy things; because it is his food.

That which dieth of itself, or is torn with beasts, he shall not eat to defile himself therewith; I am the LORD.

They shall therefore keep mine ordinance, lest they bear sin for it, and die therefore, if they profane it: I the LORD do sanctify them.

There shall no stranger eat of the holy thing: a sojourner of the priest, or an hired servant, shall not eat of the holy thing.

But if the priest buy any soul with his money, he shall eat of it, and he that is born in his house: they shall eat of his meat.

But if the priest's daughter be a widow, or divorced, and have no child, and is returned unto her father's house, as in her youth, she shall eat of her father's meat: but there shall be no stranger eat thereof.

And if a man eat of the holy thing unwittingly, then he shall put the fifth part thereof unto it, and shall give it unto the priest with the holy thing.

And they shall not profane the holy things of the children of Israel, which they offer unto the LORD;

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

And the LORD spake unto Moses, saying,