1 Chronicles 25:2-3

25:2 From the sons of Asaph: Zaccur, Joseph, Nethaniah, and Asarelah. The sons of Asaph were supervised by Asaph, who prophesied under the king’s supervision.

25:3 From the sons of Jeduthun: Gedaliah, Zeri, Jeshaiah, Hashabiah, and Mattithiah – six in all, under supervision of their father Jeduthun, who prophesied as he played a harp, giving thanks and praise to the Lord.