2 occurrences in 2 dictionaries
Gad'ites
Members of the tribe of Gad. De 3:12; Jos 22:1; etc.
And this land which we took at that time, from Aroer by the valley of the Arnon, and half the hill-country of Gilead with its towns, I gave to the Reubenites and the Gadites.
Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain