King James Version
(That also was accounted a land of giants: giants dwelt therein in old time; and the Ammonites call them Zamzummims;English Standard Version
(It is also counted as a land of Rephaim. Rephaim formerly lived there--but the Ammonites call them Zamzummim--Catholic Public Domain Version
It was reputed to be a land of giants. And giants lived there in times past, those whom the Ammonites call the Zamzummim