2Ch 2 Chronicles, chapter Second Book of Chronicles, chapter 34
And the men did the work faithfully; and the overseers of them were Jahath and Obadiah, the Levites, of the sons of Merari; and Zechariah and Meshullam, of the sons of the Kohathites, to preside over it; and other of the Levites, all that had skill with instruments of music. 2Ki 12:15