7 Bible Verses about Bad Water

Doth a fountain from the same aperture spout forth sweet water and bitter?

And the second angel sounded, and there was cast into the sea as it were a vast mountain burning with fire: and the third part of the sea became blood;

And the second angel poured his vase upon the sea and it became blood as of a dead man: and every living creature died in the sea.

And the third angel poured out his vase upon the rivers and upon the fountains of waters; and they became blood.

For they have shed the blood of saints and prophets, and thou hast given them blood to drink; for they are worthy.

and the name of the star is called Wormwood: and the third part of the waters was turned into wormwood, and multitudes of men died of the waters, because they were made bitter.

Can a fig-tree, my brethren, produce olives; or a vine figs? so also can no fountain send forth salt water and sweet.