Luke 16:18
Everyone who divorces his wife and marries another commits adultery, and he who marries a woman divorced from her husband commits adultery.
Matthew 19:9
And I say to you, whoever divorces his wife, except for immorality, and marries another woman commits adultery."
Matthew 5:31-32
"It has also been said, 'Whoever divorces his wife, let him give her a certificate of divorce.'
Mark 10:11-12
So he said to them, "Whoever divorces his wife and marries another commits adultery against her.
1 Corinthians 7:4
The wife does not have authority over her own body, but the husband does; and likewise also the husband does not have authority over his own body, but the wife does.
1 Corinthians 7:10-12
To the married I give charge, not I but the Lord, that the wife should not separate from her husband