1 Chronicles 15:15-19

The sons of the Levites carried the ark of God on their shoulders with the poles on them, just as Moses had commanded in accordance with the word of the Lord.

Then David spoke to the chiefs of the Levites to appoint their relatives as the singers, with musical instruments, harps, lyres, and cymbals, playing to raise sounds of joy.

So the Levites appointed Heman the son of Joel, and from his relatives, Asaph the son of Berechiah; and from the sons of Merari their relatives, Ethan the son of Kushaiah,

and with them their relatives of the second rank, Zechariah, Ben, Jaaziel, Shemiramoth, Jehiel, Unni, Eliab, Benaiah, Maaseiah, Mattithiah, Eliphelehu, Mikneiah, Obed-edom, and Jeiel, the gatekeepers.

So the singers, Heman, Asaph, and Ethan, were appointed to sound aloud cymbals of bronze;