2 Peter 2:6
and if he condemned the cities of Sodom and Gomorrah, and overwhelmed them with ashes, as a warning to ungodly men of what was to come,
Jude 1:7
just as Sodom and Gomorrah and the neighboring towns which like them indulged in immorality and unnatural vice stand as a warning, in undergoing the punishment of eternal fire.
Luke 17:28-30
Or as it was in Lot's time; they went on eating, drinking, buying, selling, planting, and building,
1 Corinthians 10:11
These things happened to them as a warning to others, but they were written down to instruct us, in whose days the ages have reached their climax.
Jude 1:15
to execute judgment upon all, and to convict all the godless of all the godless deeds they have done, and of all the harsh things that godless sinners have said against him."