Verses with the word adulteries in the Old Testament (3 verses):

Jeremiah 13:27
I have seen thine adulteries, and thy neighings, the lewdness of thy whoredom, and thine abominations on the hills in the fields. Woe unto thee, O Jerusalem! wilt thou not be made clean? when shall it once be?

Ezekiel 23:43
Then said I unto her that was old in adulteries, Will they now commit whoredoms with her, and she with them?

Hosea 2:2
Plead with your mother, plead: for she is not my wife, neither am I her husband: let her therefore put away her whoredoms out of her sight, and her adulteries from between her breasts;