Berean Study Bible (BSB) - Deuteronomy 2:20 >

(That too was regarded as the land of the Rephaim, who used to live there, though the Ammonites called them Zamzummites.

Jewish Publication Society of America Version (JPS1917) - Deuteronomy 2:20 >

That also is accounted a land of Rephaim: Rephaim dwelt therein aforetime; but the Ammonites call them Zamzummim,