1 Chronicles 16:40-42

40to offer burnt offerings to the Lord on the altar of burnt offering continually morning and evening, 1even according to everything that is written in the Law of the Lord, which He commanded Israel. 41With them were 2Heman and Jeduthun, and 3the rest who were chosen, who were designated by name, to 4give thanks to the Lord, because His 5kindness is everlasting. 42And with them were Heman and Jeduthun with trumpets and cymbals for those who were to play them, and with instruments for 6the songs of God, and the sons of Jeduthun for the gate.