David and the commanders of the army set apart some of the sons of Asaph, Heman and Jeduthun. They set them apart to serve the Lord by prophesying while harps, lyres and cymbals were being played. Here is the list of the men who served in that way.From the sons of Asaph came Zakkur, Joseph, Nethaniah and Asarelah. The sons of Asaph were under the direction of Asaph. He prophesied under the king’s direction.
So the Levites appointed Heman, the son of Joel. From his relatives they chose Asaph, the son of Berekiah. Other relatives were from the family of Merari. From them they chose Ethan, the son of Kushaiah.
There was also Mattaniah. He led in prayer and in giving thanks. He was the son of Mika. Mika was the son of Zabdi. Zabdi was the son of Asaph. There was also Bakbukiah. He was second among those who helped Mattaniah. And there was Abda. He was the son of Shammua. Shammua was the son of Galal. Galal was the son of Jeduthun.