Joah in Easton's Bible Dictionary

Jehovah his brother; i.e., helper. (1.) One of the sons of Obed-edom (1 Chr. 26:4), a Korhite porter. (2.) A Levite of the family of Gershom (1 Chr. 6:21), probably the same as Ethan (42). (3.) The son of Asaph, and "recorder" (q.v.) or chronicler to King Hezekiah (2 Kings 18:18, 26, 37). (4.) Son of Joahaz, and "recorder" (q.v.) or keeper of the state archives under King Josiah (2 Chr. 34:8).

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