Deuteronomy 2:20

(That too was regarded as the land of the Rephaim, who used to live there, though the Ammonites called them Zamzummites.
BSB · Berean Standard Bible
(That also was accounted a land of giants: giants dwelt therein in old time; and the Ammonites call them Zamzummims;

Note Zamzummims: also called, Zuzims

KJV · King James Version
(That also is considered a land of Rephaim. Rephaim lived there in the past, but the Ammonites call them Zamzummim,
WEB · World English Bible
(That also is accounted a land of Rephaim: Rephaim dwelt therein aforetime; but the Ammonites call them Zamzummim,
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

Zamzummims
Genesis 14:5