Exodus 18:5-6

18:5 Jethro, Moses’ father-in-law, together with Moses’ sons and his wife, came to Moses in the desert where he was camping by the mountain of God. 18:6 He said to Moses, “I, your father-in-law Jethro, am coming to you, along with your wife and her two sons with her.”

Exodus 21:5

21:5 But if the servant should declare, ‘I love my master, my wife, and my children; I will not go out free,’

Exodus 21:10

21:10 If he takes another wife, he must not diminish the first one’s food, her clothing, or her marital rights.

Exodus 22:16

Moral and Ceremonial Laws

22:16 “If a man seduces a virgin who is not engaged and has sexual relations with her, he must surely endow her to be his wife.