1 Chronicles 15:16-19
15:16 David told the leaders of the Levites to appoint some of their relatives as musicians; they were to play various instruments, including stringed instruments and cymbals, and to sing loudly and joyfully.
15:17 So the Levites appointed Heman son of Joel; one of his relatives, Asaph son of Berechiah; one of the descendants of Merari, Ethan son of Kushaiah;
15:18 along with some of their relatives who were second in rank, including Zechariah, Jaaziel, Shemiramoth, Jehiel, Unni, Eliab, Benaiah, Maaseiah, Mattithiah, Eliphelehu, Mikneiah, Obed-Edom, and Jeiel, the gatekeepers.
15:19 The musicians Heman, Asaph, and Ethan were to sound the bronze cymbals;