'Adultery' in the Bible

“You have heard that it was said, ‘You shall not commit adultery’;

but I say to you that everyone who looks at a woman with lust for her has already committed adultery with her in his heart.

but I say to you that everyone who divorces his wife, except for the reason of unchastity, makes her commit adultery; and whoever marries a divorced woman commits adultery.

And I say to you, whoever divorces his wife, except for immorality, and marries another woman commits adultery.”

Then he *said to Him, “Which ones?” And Jesus said, “You shall not commit murder; You shall not commit adultery; You shall not steal; You shall not bear false witness;