Luke 16:18
Everyone who puts away his wife and takes another, is a false husband: and he who is married to a woman whose husband has put her away, is no true husband to her.
Matthew 19:9
And I say to you, Whoever puts away his wife for any other cause than the loss of her virtue, and takes another, is a false husband: and he who takes her as his wife when she is put away, is no true husband to her.
Matthew 5:31-32
Again, it was said, Whoever puts away his wife has to give her a statement in writing for this purpose:
Mark 10:11-12
And he said to them, Whoever puts away his wife and takes another, is false to his wife;
1 Corinthians 7:4
The wife has not power over her body, but the husband; and in the same way the husband has not power over his body, but the wife.
1 Corinthians 7:10-12
But to the married I give orders, though not I but the Lord, that the wife may not go away from her husband