1 Chronicles 16:5-6
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;
16:6 and the priests Benaiah and Jahaziel were to blow trumpets regularly before the ark of God’s covenant.