It happened, as they fled from before Israel, while they were at the descent of Beth Horon, that Yahweh cast down great stones from the sky on them to Azekah, and they died: they were more who died with the hailstones than they whom the children of Israel killed with the sword.
Put your feet on the necks of these kings... God is gonna let you put your foot down on the necks of your enemies to defeat them ( Joshua 10:24-25 ).