Luke 16:18
Any man who divorces his wife to marry another woman commits adultery, and the man who marries the woman divorced from her husband commits adultery.
Matthew 19:9
I tell you, whoever divorces his wife for any other cause than her unfaithfulness, and marries another woman, commits adultery."
Matthew 5:31-32
"It was also said, 'Whoever divorces his wife must give her a certificate of divorce.'
Mark 10:11-12
So He said to them, "If any man divorces his wife to marry another woman, he commits adultery against his former wife,
1 Corinthians 7:4
The wife does not have the right to do as she pleases with her own body; the husband has his right to it. In the same way the husband does not have the right to do as he pleases with his own body; the wife has her right to it.
1 Corinthians 7:10-12
To the people already married I give this instruction -- no, not I but the Lord -- that a wife is not to leave her husband.