What does Leviticus 21:15 say in the KJV?

Neither shall he profane his seed among his people: for I the LORD do sanctify him.

A command given to priests regarding their conduct and lineage.

King James Version (public domain)

Traditionally attributed to Moses · c. 13th century BC · The Pentateuch — Genesis, Exodus, Leviticus, Numbers, and Deuteronomy — is traditionally attributed to him

Context

13And he shall take a wife in her virginity.

14A widow, or a divorced woman, or profane, or an harlot, these shall he not take: but he shall take a virgin of his own people to wife.

15Neither shall he profane his seed among his people: for I the LORD do sanctify him.

16And the LORD spake unto Moses, saying,

17Speak unto Aaron, saying, Whosoever he be of thy seed in their generations that hath any blemish, let him not approach to offer the bread of his God.