Proverbs 6:32-33
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.

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.

Exodus 20:14
You shall not commit adultery.

1 Corinthians 6:18
Flee from sexual immorality. Every other sin a man can commit is outside his body, but he who sins sexually sins against his own body.

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.

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

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.

1 Thessalonians 4:3-5
For it is God’s will that you should be holy: You must abstain from sexual immorality; / each of you must know how to control his own body in holiness and honor, / not in lustful passion like the Gentiles who do not know God;

Proverbs 7:25-27
Do not let your heart turn aside to her ways; do not stray into her paths. / For she has brought many down to death; her slain are many in number. / Her house is the road to Sheol, descending to the chambers of death.

Romans 13:13-14
Let us behave decently, as in the daytime, not in carousing and drunkenness, not in sexual immorality and debauchery, not in dissension and jealousy. / Instead, clothe yourselves with the Lord Jesus Christ, and make no provision for the desires of the flesh.

2 Samuel 12:9-10
Why then have you despised the command of the LORD by doing evil in His sight? You put Uriah the Hittite to the sword and took his wife as your own. You have slain him with the sword of the Ammonites. / Now, therefore, the sword will never depart from your house, because you have despised Me and have taken the wife of Uriah the Hittite to be your own.’

Galatians 5:19-21
The acts of the flesh are obvious: sexual immorality, impurity, and debauchery; / idolatry and sorcery; hatred, discord, jealousy, and rage; rivalries, divisions, factions, / and envy; drunkenness, orgies, and the like. I warn you, as I did before, that those who practice such things will not inherit the kingdom of God.

Genesis 39:9
No one in this house is greater than I am. He has withheld nothing from me except you, because you are his wife. So how could I do such a great evil and sin against God?”

Ephesians 5:3-5
But among you, as is proper among the saints, there must not be even a hint of sexual immorality, or of any kind of impurity, or of greed. / Nor should there be obscenity, foolish talk, or crude joking, which are out of character, but rather thanksgiving. / For of this you can be sure: No immoral, impure, or greedy person (that is, an idolater) has any inheritance in the kingdom of Christ and of God.

Hosea 4:2
Cursing and lying, murder and stealing, and adultery are rampant; one act of bloodshed follows another.