2 Peter 2:5

New King James Version

and did not spare the ancient world, but saved Noah, one of eight people, a preacher of righteousness, bringing in the flood on the world of the ungodly;

Cross References

Genesis 6:17

And behold, I Myself am bringing floodwaters on the earth, to destroy from under heaven all flesh in which is the breath of life; everything that is on the earth shall die.

Genesis 6:9

This is the genealogy of Noah. Noah was a just man, perfect in his generations. Noah walked with God.

Ezekiel 26:20

then I will bring you down with those who descend into the Pit, to the people of old, and I will make you dwell in the lowest part of the earth, in places desolate from antiquity, with those who go down to the Pit, so that you may never be inhabited; and I shall establish glory in the land of the living.

Hebrews 11:7

By faith Noah, being divinely warned of things not yet seen, moved with godly fear, prepared an ark for the saving of his household, by which he condemned the world and became heir of the righteousness which is according to faith.

2 Peter 3:6

by which the world that then existed perished, being flooded with water.