1 Chronicles 16:4-5
16:4 He appointed some of the Levites to serve before the ark of the Lord, to offer prayers, songs of thanks, and hymns to the Lord God of Israel.
16:5 Asaph was the leader and Zechariah second in command, followed by Jeiel, Shemiramoth, Jehiel, Mattithiah, Eliab, Benaiah, Obed-Edom, and Jeiel. They were to play stringed instruments; Asaph was to sound the cymbals;