Treasury of Scripture
in their [heb] on their heap The Vulgate, Syriac, Onkelos and Weterland render {al tillom}, `on their hills.' As the cities of the plain might be easily attacked and carried, Joshua destroyed; but as those on mountains, hills, or other eminences, might be retained by him with little trouble, prudence would dictate their preservation
Jeremiah 30:18 Thus said the LORD; Behold, I will bring again the captivity of Jacob's tents, and have mercy on his dwelling places...