Leviticus 20:3

20:3 I myself will set my face against that man and cut him off from the midst of his people, because he has given some of his children to Molech and thereby defiled my sanctuary and profaned my holy name.

Leviticus 21:6

21:6 “‘They must be holy to their God, and they must not profane the name of their God, because they are the ones who present the Lord’s gifts, the food of their God. Therefore they must be holy.

Leviticus 22:2

22:2 “Tell Aaron and his sons that they must deal respectfully with the holy offerings of the Israelites, which they consecrate to me, so that they do not profane my holy name. I am the Lord.