Joshua 11:6-11

6The LORD said to Joshua, “Do not be afraid of them, because by this time tomorrow I will hand all of them, slain, over to Israel. You are to hamstring their horses and burn their chariots.” 7So Joshua and his whole army came against them suddenly at the Waters of Merom and attacked them, 8and the LORD gave them into the hand of Israel. They defeated them and pursued them all the way to Greater Sidon, to Misrephoth Maim, and to the Valley of Mizpah on the east, until no survivors were left.

9Joshua did to them as the LORD had directed: He hamstrung their horses and burned their chariots. 10At that time Joshua turned back and captured Hazor and put its king to the sword. (Hazor had been the head of all these kingdoms.)

11Everyone in it they put to the sword. They totally destroyed The Hebrew term refers to the irrevocable giving over of things or persons to the Lord, often by totally destroying them; also in verses 12, 20 and 21. them, not sparing anyone that breathed, and he burned Hazor itself.