19. The singers, Heman, Asaph, and Ethan, were to sound bronze cymbals;
20. Zechariah, Aziel, Shemiramoth, Jehiel, Unni, Eliab, Maaseiah, and Benaiah were to play harps according to Alamoth;
21. but Mattithiah, Eliphelehu, Mikneiah, Obed-edom, Jeiel, and Azaziah were to lead with lyres according to the Sheminith.
22. Chenaniah, leader of the Levites in music, should direct the music, for he understood it.
23. Berechiah and Elkanah were to be gatekeepers for the ark.