2 Peter 2:4-6

4For if God did not spare angels when they sinned, but sent them to hell, Greek Tartarus putting them in chains of darkness Some manuscripts in gloomy dungeons to be held for judgment; 5if he did not spare the ancient world when he brought the flood on its ungodly people, but protected Noah, a preacher of righteousness, and seven others; 6if he condemned the cities of Sodom and Gomorrah by burning them to ashes, and made them an example of what is going to happen to the ungodly;