1 Chronicles 25:1, 3

David and the army officers selected some of the sons of Asaph, Heman, and Jeduthun to prophesy as they played stringed instruments and cymbals. The following men were assigned this responsibility

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.