Numbers 5:13
and a man lies with her carnally, and it is hid from the eyes of her husband because she contaminated herself in secret, and there is no witness against her, neither was she taken in the act;
Leviticus 18:20
Moreover thou shalt not lie carnally with thy neighbour's wife, contaminating thyself with her.
Leviticus 20:10
And the man that commits adultery with another man's wife, he that commits adultery with his neighbour's wife, the adulterer and the adulteress shall surely die.
Proverbs 7:18-19
Come, let us take our fill of love until the morning; let us solace ourselves with loves.
Proverbs 30:20
Such is the track of an adulterous woman; she eats, and wipes her mouth, and says, I have done no wickedness.