in´stroo-ment (כּלי, kelı̄; in Greek plural ὁÌπλα, hoÌpla, ): The word in the Old Testament is used for utensils for service, chiefly in connection with the sanctuary (compare ; , , ; ; ; , the King James Version); for weapons of war (; , , etc.); notably for musical instruments. See MUSIC. The members of the body are described by Paul () as “instruments†to be used in the service of righteousness, as before they were in the service of unrighteousness.