Exodus 21:10-12 New Revised Standard Version, Anglicised Catholic Edition (NRSVACE)
10 If he takes another wife to himself, he shall not diminish the food, clothing, or marital rights of the first wife.[a] 11 And if he does not do these three things for her, she shall go out without debt, without payment of money.
The Law concerning Violence
12 Whoever strikes a person mortally shall be put to death.