'Play the Harlot' in the Bible

and it shall be unto you for a fringe, that ye may look upon it, and remember all the commandments of Jehovah, and do them; and that ye follow not after your own heart and your own eyes, after which ye use to play the harlot;

And Israel abode in Shittim; and the people began to play the harlot with the daughters of Moab: