So the Levites appointed Heman the son of Joel; and of his brethren, Asaph the son of Berechiah; and of the sons of Merari their brethren, Ethan the son of Kushaiah; - Heman - Asaph - Ethan - These were the three chief musicians in the time of David; see 1 Chronicles 6:31.
Related Commentaries of 1 Chronicles 15:17
1 Chronicles 15:17
17 So the Levites appointed Heman the son of Joel; and of his brethren, Asaph the son of Berechiah; and of the sons of Merari their brethren, Ethan the son of Kushaiah;