Rivers: Often the Boundaries of Kingdoms
Source: TTT
Joshua 22:25
For the LORD has made the Jordan a border between us and you Reubenites and Gadites. You have no share in the LORD!’ So your descendants could cause ours to stop fearing the LORD.
1 Kings 4:24
For Solomon had dominion over everything west of the Euphrates—over all the kingdoms from Tiphsah to Gaza—and he had peace on all sides.