and he took it, and the king of it, and all the cities of it; and they struck them with the edge of the sword, and utterly destroyed all the souls who were therein; he left none remaining: as he had done to Hebron, so he did to Debir, and to the king of it; as he had done also to Libnah, and to the king of it.
The purpose of Joshua’s raids was to destroy the military capability of these city-states and to instill fear and confusion in the remaining Canaanites. Archaeology has confirmed that many of these cities did not suffer violent destruction at this time.