2 Peter 2:4; 2 Peter 2:5

2 Peter 2:4

4 For if God did not spare angels when they sinned, but cast them into hell and committed them to pits of darkness, reserved for judgment;

2 Peter 2:5

5 and did not spare the ancient world, but preserved Noah, a preacher of righteousness, with seven others, when He brought a flood upon the world of the ungodly;