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

Proverbs 6:26
For by means of a whorish woman a man is brought to a piece of bread: and the adultress will hunt for the precious life.

Ezekiel 6:9
And they that escape of you shall remember me among the nations whither they shall be carried captives, because I am broken with their whorish heart, which hath departed from me, and with their eyes, which go a whoring after their idols: and they shall lothe themselves for the evils which they have committed in all their abominations.

Ezekiel 16:30
How weak is thine heart, saith the LORD GOD, seeing thou doest all these things, the work of an imperious whorish woman;