Joshua tells the story of Moses’ successor. It was Joshua who led the people into the Promised Land after the death of Moses. The book is also a narrative of the conquest of Canaan and the division of the land among the twelve tribes of Israel.

Joshua 13

13:23 And the border of the children of Reuben was Jordan, and the border thereof. This was the inheritance of the children of Reuben after their families, the cities and the villages thereof.