'River' in the Bible

say to the sixth angel who had the trumpet, “Release the four angels bound at the great river Euphrates.”

From his mouth the serpent spewed water like a river flowing after the woman, to sweep her away in a torrent.

But the earth helped the woman. The earth opened its mouth and swallowed up the river that the dragon had spewed from his mouth.

The sixth poured out his bowl on the great river Euphrates, and its water was dried up to prepare the way for the kings from the east.

Then he showed me the river of living water, sparkling like crystal, flowing from the throne of God and of the Lamb

down the middle of the broad street of the city. The tree of life was on both sides of the river, bearing 12 kinds of fruit, producing its fruit every month. The leaves of the tree are for healing the nations,