So Joshua made sure they marched the ark of the Lord around the city one time. ¹  Then they went back to the camp and spent the night there. ² 

Joshua sent them away and they went to their hiding place ¹  west of Ai, between Bethel ²  and Ai. ³  Joshua spent that night with the army. ⁴ 

Joshua son of Nun sent two spies out from Shittim secretly and instructed them: ¹  “Find out what you can about the land, especially Jericho.” ²  They stopped at the house of a prostitute named Rahab and spent the night there. ³ 

The army was in position – the main army north of the city and the rear guard west of the city. That night Joshua went into ¹  the middle of the valley.