1 Chronicles 15:16-19

¹⁶ Then David spoke to the leaders of the Levites to appoint their brethren to be the singers accompanied by instruments of music, stringed instruments, harps, and cymbals, by raising the voice with resounding joy. ¹⁷ So the Levites appointed Heman the son of Joel; and of his brethren, Asaph the son of Berechiah; and of their brethren, the sons of Merari, Ethan the son of Kushaiah; ¹⁸ and with them their brethren of the second rank: Zechariah, Ben, Jaaziel, Shemiramoth, Jehiel, Unni, Eliab, Benaiah, Maaseiah, Mattithiah, Elipheleh, Mikneiah, Obed-Edom, and Jeiel, the gatekeepers; ¹⁹ the singers, Heman, Asaph, and Ethan, were to sound the cymbals of bronze;