Joshua 5:4

5:4 This is why Joshua had to circumcise them: All the men old enough to fight when they left Egypt died on the journey through the desert after they left Egypt.

Joshua 6:3

6:3 Have all the warriors march around the city one time; do this for six days.

Joshua 8:21

8:21 When Joshua and all Israel saw that the men in ambush had captured the city and that the city was going up in smoke, they turned around and struck down the men of Ai.

Joshua 8:25

8:25 Twelve thousand men and women died that day, including all the men of Ai.