Ezek 47:11

“(Verse 11) But the marshes that go out of the banks will not be healed, but will be given to the salt marshes. But what follows, In its shores and swamps, or in those that extend beyond the shores, the waters will not be healed, covertly shows that those who were not in Noah's ark will perish during the reign of the flood; and those whom the river did not touch will not receive health; but they will be thrown into salt pits, as it is written: When the pestilence rages, the fool becomes wiser (Prov. XIX, 25). For the examples of the wicked educate the good. Whether they are given in the salt ponds, according to what is written in the Gospel: Salt is good; but if the salt has become tasteless, with what will it be seasoned? (Matthew 5:13) so that they may forever lack fruits and vitality. This is also demonstrated by a city that, after its destruction, is sprinkled with salt.”