Deuteronomy 24 – Part 1

They said to him, “Why then did Moses command one to give a certificate of divorce and to send her away?” He said to them, “Because of your hardness of heart Moses allowed you to divorce your wives, but from the beginning it was not so. ⁹ And I say to you: whoever divorces his wife, except for sexual immorality, and marries another, commits adultery.” –
Matthew 19:7-9

Passage: Deuteronomy 24:1-4