Easton's Bible Dictionary (1897)
Strong, the father of the prophet Isaiah (2 Kings 19:2, 20; 20:1; Isa. 1:1; 2:1). As to his personal history little is positively known. He is supposed by some to have been the “man of God” spoken of in 2 Chr. 25:7, 8.
Smith's Bible Dictionary (1863)
(strong), father of the prophet Isaiah, and, according to rabbinical tradition, brother of Amaziah king of Judah. (2 Kings 19:2,20; 20:1; Isaiah 1:1) (B.C. before 756.)
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
A'MOZ (strong), the father of Isaiah. 2 Kgs 19:2 ; Isa 1:1. Jewish tradition makes him the brother of Amaziah, king of Judah.
Hitchcock's Bible Names (1869)
strong; robust