Matthew 19:8

“If a man takes a wife and marries her, and it happens that she finds no favor in his eyes because he has found some indecency in her, and he writes her a certificate of divorce and puts it in her hand and sends her out from his house,

“For I hate divorce,” says Yahweh, the God of Israel, “and him who covers his garment with wrong,” says Yahweh of hosts. “Be careful then to keep your spirit, that you do not deal treacherously.”

But Jesus said to them, “Because of your hardness of heart he wrote for you this commandment.

But to the married I give instructions, not I, but the Lord, that the wife should not leave her husband