Deuteronomy 2:16-20

16“So it was, when all the men of war had finally perished from among the people,

17that the Lord spoke to me, saying:

18‘This day you are to cross over at Ar, the boundary of Moab.

19And when you come near the people of Ammon, do not harass them or meddle with them, for I will not give you any of the land of the people of Ammon as a possession, because I have given it to the descendants of Lot as a possession.’ ”

20(That was also regarded as a land of giants; giants formerly dwelt there. But the Ammonites call them Zamzummim,