For we have heard how Yahweh dried up the water of the Red Sea before you, when you came out of Egypt; and what you did to the two kings of the Amorites, who were beyond the Jordan, to Sihon and to Og, whom you utterly destroyed.
The first city that the Israelites had to conquer was Jericho, for it blocked their passage through the mountain pass to the land beyond. Joshua sent two men ahead to spy out Jericho, and although their presence in the city was discovered, they received protection from a prostitute named Rahab (2:1-7).