Leviticus 18:11

18:11 You must not have sexual intercourse with the daughter of your father’s wife born of your father; she is your sister. You must not have intercourse with her.

Leviticus 22:11

22:11 but if a priest buys a person with his own money, that person may eat the holy offerings, and those born in the priest’s own house may eat his food.

Leviticus 22:27

22:27 “When an ox, lamb, or goat is born, it must be under the care of its mother seven days, but from the eighth day onward it will be acceptable as an offering gift to the Lord.