Ethan the Ezrahite was known as one of the wisest men of his time, but Solomon's wisdom surpassed his. He is traditionally regarded as the author of Psalm 89, a psalm that praises God's faithfulness and covenant with David. He is also mentioned in 1 Chronicles as a Levitical singer.
In the final part of Psalm 89, Ethan laments that God has seemingly rejected His anointed one and broken the covenant with David, reflecting a national crisis.
Mentioned among the descendants of Levi as singers
Ethan is mentioned in 1 Chronicles as the son of Kishi, from the sons of Merari, one of the Levitical singers appointed by David to serve in the house of the Lord.
17So the Levites appointed Heman son of Joel; from among his relatives, Asaph son of Berechiah; and from the sons of Merari, their relatives, Ethan son of Kushaiah;