Proverbs 5:15-20
Drink water from your own cistern, and running water from your own well. / Why should your springs flow in the streets, your streams of water in the public squares? / Let them be yours alone, never to be shared with strangers. ...

Proverbs 6:32-35
He who commits adultery lacks judgment; whoever does so destroys himself. / Wounds and dishonor will befall him, and his reproach will never be wiped away. / For jealousy enrages a husband, and he will show no mercy in the day of vengeance. ...

Proverbs 7:21-23
With her great persuasion she entices him; with her flattering lips she lures him. / He follows her on impulse, like an ox going to the slaughter, like a deer bounding into a trap, / until an arrow pierces his liver, like a bird darting into a snare—not knowing it will cost him his life.

Exodus 20:14
You shall not commit adultery.

Leviticus 20:10
If a man commits adultery with another man’s wife—with the wife of his neighbor—both the adulterer and the adulteress must surely be put to death.

Deuteronomy 22:22
If a man is found lying with another man’s wife, both the man who slept with her and the woman must die. You must purge the evil from Israel.

Matthew 5:27-28
You have heard that it was said, ‘Do not commit adultery.’ / But I tell you that anyone who looks at a woman to lust after her has already committed adultery with her in his heart.

Matthew 19:9
Now I tell you that whoever divorces his wife, except for sexual immorality, and marries another woman commits adultery.”

Mark 10:11-12
So He told them, “Whoever divorces his wife and marries another woman commits adultery against her. / And if a woman divorces her husband and marries another man, she commits adultery.”

Luke 16:18
Anyone who divorces his wife and marries another woman commits adultery, and he who marries a divorced woman commits adultery.

Romans 7:2-3
For instance, a married woman is bound by law to her husband as long as he lives. But if her husband dies, she is released from the law of marriage. / So then, if she is joined to another man while her husband is still alive, she is called an adulteress; but if her husband dies, she is free from that law and is not an adulteress if she marries another man.

1 Corinthians 6:9-10
Do you not know that the wicked will not inherit the kingdom of God? Do not be deceived: Neither the sexually immoral, nor idolaters, nor adulterers, nor men who submit to or perform homosexual acts, / nor thieves, nor the greedy, nor drunkards, nor verbal abusers, nor swindlers, will inherit the kingdom of God.

1 Corinthians 7:10-11
To the married I give this command (not I, but the Lord): A wife must not separate from her husband. / But if she does, she must remain unmarried or else be reconciled to her husband. And a husband must not divorce his wife.

Hebrews 13:4
Marriage should be honored by all and the marriage bed kept undefiled, for God will judge the sexually immoral and adulterers.

James 4:4
You adulteresses! Do you not know that friendship with the world is hostility toward God? Therefore, whoever chooses to be a friend of the world renders himself an enemy of God.