Numbers 21:24-25

24 aAnd Israel defeated him with the edge of the sword and took possession of his land from the Arnon to the bJabbok, as far as to the Ammonites, for the border of the Ammonites was strong. 25And Israel took all these cities, and Israel settled in all the cities of the Amorites, in Heshbon, and in all its villages.

Deuteronomy 2:33-34

33And cthe Lord our God gave him over to us, and dwe defeated him and his sons and all his people. 34And we captured all his cities at that time and devoted to destruction
That is, set apart ( devoted) as an offering to the Lord (for destruction)
every fcity, men, women, and children. We left no survivors.
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