Ethan: Son of Zerak: Two Levites
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1 Chronicles 6:42, 44
the son of Ethan, the son of Zimmah, the son of Shimei, / On the left were their kinsmen, the sons of Merari: Ethan the son of Kishi, the son of Abdi, the son of Malluch,
1 Chronicles 15:17, 19
So the Levites appointed Heman son of Joel; from his brothers, Asaph son of Berechiah; from their brothers the Merarites, Ethan son of Kushaiah; / The musicians Heman, Asaph, and Ethan were to sound the bronze cymbals.