Matthew 19:6-8

New Revised Standard Version, Anglicised Catholic Edition

⁶ So they are no longer two, but one flesh. Therefore what God has joined together, let no one separate.’ ⁷ They said to him, ‘Why then did Moses command us to give a certificate of dismissal and to divorce her?’ ⁸ He said to them, ‘It was because you were so hard-hearted that Moses allowed you to divorce your wives, but at the beginning it was not so.