Ethan and Heman are called so; i.e., sons of Zerah (1 Kings 4:31; Psalm 88; Psalm 89; 1 Chronicles 2:6).
Bibliography Information Fausset, Andrew Robert M.A., D.D., "Definition for 'Ezrahite' Fausset's Bible Dictionary". bible-history.com - Fausset's; 1878.