KJV : Should a wise man <02450> utter <06030> (8799) vain <07307> knowledge <01847>, and fill <04390> (8762) his belly <0990> with the east wind <06921>? {vain...: Heb. knowledge of wind}NASB : "Should a wise man answer with windy knowledge And fill himself with the east wind?NASB# : "Should a wise<2450> man<2450> answer<6030> with windy<7307> knowledge<1847> And fill<4390> himself<990> with the east<6921> wind<6921>?