So the Levites appointed Heman the son of Joel
 The grandson of Samuel the prophet, ( 1 Chronicles 6:33 ) 
 and of his brethren, Asaph the son of Berechiah;
 a famous singer, often mentioned in the Psalms, ( 1 Chronicles 6:39 ) 
 and of the sons of Merari their brethren, Ethan the son of Kushaiah;
 the same with the son of Kishi, ( 1 Chronicles 6:44 ) , these were the chief of the singers.