Leviticus 21:3-5

Young's Literal Translation

³ and for his sister, the virgin, who is near unto him, who hath not been to a man; for her he is defiled.

⁴ `A master [priest] doth not defile himself among his people -- to pollute himself;

⁵ they do not make baldness on their head, and the corner of their beard they do not shave, and in their flesh they do not make a cutting;