Romans 7:3
She shall therefore certainly be counted an adulteress, if, her husband being alive, she be for another man: but if her husband is dead, she is free from the law; so that she shall be no adulteress, though married to another husband.
Matthew 5:32
But I say unto you, Whosoever shall put away his wife, except on account of whoredom, causeth her to commit adultery: and whosoever shall marry her that is put away, committeth adultery.
Mark 10:6-12
But from the beginning of the creation, God made them male and female;
John 8:3-5
Then the scribes and Pharisees brought to him a woman caught in adultery; and placing her in the midst,
1 Timothy 5:11-14
But the younger widows reject: for when they give themselves to wantonness contrary to Christ, they will marry;