1 Chronicles 16:40-42

40to regularly present burnt offerings to the LORD on the altar of burnt offerings, morning and evening, according to all that was written in the Law of the LORD, which He had commanded Israel to keep. 41With them were Heman, Jeduthun, and the rest of those chosen and designated by name to give thanks to the LORD, for “His loving devotion endures forever.”

42Heman and Jeduthun had with them trumpets and cymbals for the music and instruments for the songs of God.1 And the sons of Jeduthun were stationed at the gate.