American Standard Version (ASV):
And he smote them from Aroer until thou come to Minnith, even twenty cities, and unto Abel-cheramim, with a very great slaughter. So the children of Ammon were subdued before the children of Israel.
King James Version (KJV):
And he smote them from Aroer, even till thou come to Minnith, [even] twenty cities, and unto the plain of the vineyards, with a very great slaughter. Thus the children of Ammon were subdued before the children of Israel.