¹⁶ Then David spoke to the leaders of the Levites to appoint their brethren to be the singers accompanied by instruments of music, stringed instruments, harps, and cymbals, by raising the voice with resounding joy.

⁴² and with them Heman and Jeduthun, to sound aloud with trumpets and cymbals and the musical instruments of God. Now the sons of Jeduthun were gatekeepers.