Easton's Bible Dictionary (1897)
Silver, a place between Babylon and Jerusalem, where Iddo resided (Ezra 8:17); otherwise unknown.
Smith's Bible Dictionary (1863)
(silvery, white), a place of uncertain site on the road between Babylon and Jerusalem.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
CASIPH'IA . Ezr 8:17. Probably near Ahava.
Hitchcock's Bible Names (1869)
money; covetousness