Leviticus 21:15-17

American Standard Version

¹⁵ And he shall not profane his seed among his people: for I am Jehovah who sanctifieth him.

¹⁶ And Jehovah spake unto Moses, saying, ¹⁷ Speak unto Aaron, saying, Whosoever he be of thy seed throughout their generations that hath a blemish, let him not approach to offer the bread of his God.