Leviticus 21:4 in the King James Version
But he shall not defile himself, being a chief man among his people, to profane himself.
Context
3 and for his virgin sister who is near to him, who has had no husband; for her he may defile himself.
4 He shall not defile himself, being a chief man among his people, to profane himself.
5 “‘They shall not shave their heads or shave off the corners of their beards or make any cuttings in their flesh.