Reference

Leviticus 21:6

They shall be holy unto their God, and not profane the name of their God: for the offerings of the Lord made by fire, and the bread of their God, they do offer: therefore they shall be holy.
4

But he shall not defile himself, being a chief man among his people, to profane himself.

5

They shall not make baldness upon their head, neither shall they shave off the corner of their beard, nor make any cuttings in their flesh.

6

They shall be holy unto their God, and not profane the name of their God: for the offerings of the Lord made by fire, and the bread of their God, they do offer: therefore they shall be holy.

7

They shall not take a wife that is a whore, or profane; neither shall they take a woman put away from her husband: for he is holy unto his God.

8

Thou shalt sanctify him therefore; for he offereth the bread of thy God: he shall be holy unto thee: for I the Lord, which sanctify you, am holy.