Joshua 11:10 in the World English Bible
Joshua turned back at that time, and took Hazor, and struck its king with the sword; for Hazor used to be the head of all those kingdoms.
Context
9 And Joshua did unto them as the LORD bade him: he houghed their horses, and burnt their chariots with fire.
10 And Joshua at that time turned back, and took Hazor, and smote the king thereof with the sword: for Hazor beforetime was the head of all those kingdoms.
11 And they smote all the souls that were therein with the edge of the sword, utterly destroying them: there was not any left to breathe: and he burnt Hazor with fire.