Bible Verses About Rivers: Often the boundaries of kingdoms

For the LORD hath made Jordan a border between us and you, ye children of Reuben and children of Gad; ye have no part in the LORD: so shall your children make our children cease from fearing the LORD.

For he had dominion over all the region on this side the river, from Tiphsah even to Azzah, over all the kings on this side the river: and he had peace on all sides round about him.