They must not take a wife defiled by prostitution, nor are they to take a wife divorced from her husband, for the priest is holy to his God. You must sanctify him because he presents the food of your God. He must be holy to you because I, the Lord who sanctifies you all, am holy. If a daughter of a priest profanes herself by engaging in prostitution, she is profaning her father. She must be burned to death. read more.
"'The high priest -- who is greater than his brothers, on whose head the anointing oil is poured, who has been ordained to wear the priestly garments -- must neither dishevel the hair of his head nor tear his garments. He must not go where there is any dead person; he must not defile himself even for his father and his mother. He must not go out from the sanctuary and must not profane the sanctuary of his God, because the dedication of the anointing oil of his God is on him. I am the Lord. He must take a wife who is a virgin. He must not marry a widow, a divorced woman, or one profaned by prostitution; he may only take a virgin from his people as a wife. He must not profane his children among his people, for I am the Lord who sanctifies him.'"

They must not marry a widow or a divorcee, but they may marry a virgin from the house of Israel or a widow who is a priest's widow. Verse Conceptsdivorce, in OTPriests, Function In Ot TimesVirginWidowsAvoid DivorceMarriage Controlled