1 Chronicles 16:4-6
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;
16:6 and the priests Benaiah and Jahaziel were to blow trumpets regularly before the ark of God’s covenant.
1 Chronicles 16:42
16:42 Heman and Jeduthun were in charge of the music, including the trumpets, cymbals, and the other musical instruments used in praising God. The sons of Jeduthun guarded the entrance. 1
1 tn Heb “and with them, Heman and Jeduthun, trumpets and cymbals for sounding, and the instrument of song of God, and the sons of Jeduthun [were] at the gate.”