Malachi 2:15-16

2:15 No one who has even a small portion of the Spirit in him does this. What did our ancestor do when seeking a child from God? Be attentive, then, to your own spirit, for one should not be disloyal to the wife he took in his youth. 2:16 “I hate divorce,” says the Lord God of Israel, “and the one who is guilty of violence,” says the Lord who rules over all. “Pay attention to your conscience, and do not be unfaithful.”

Malachi 3:7

3:7 From the days of your ancestors you have ignored my commandments and have not kept them! Return to me, and I will return to you,” says the Lord who rules over all. “But you say, ‘How should we return?’