Gn 6:1-12
Origin of the Nephilim.* 1When human beings began to grow numerous on the earth and daughters were born to them, 2the sons of God* saw how beautiful the daughters of human beings were, and so they took for their wives whomever they pleased.a 3Then the LORD said: My spirit shall not remain in human beings forever, because they are only flesh. Their days shall comprise one hundred and twenty years.
4The Nephilim appeared on earth in those days, as well as later,* after the sons of God had intercourse with the daughters of human beings, who bore them sons. They were the heroes of old, the men of renown.b
Warning of the Flood. 5* When the LORD saw how great the wickedness of human beings was on earth, and how every desire that their heart conceived was always nothing but evil,c 6the LORD regretted making human beings on the earth, and his heart was grieved.*
7So the LORD said: I will wipe out from the earth the human beings I have created, and not only the human beings, but also the animals and the crawling things and the birds of the air, for I regret that I made them.* 8But Noah found favor with the LORD.
9These are the descendants of Noah. Noah was a righteous man and blameless in his generation;d Noah walked with God. 10Noah begot three sons: Shem, Ham, and Japheth.
11But the earth was corrupt* in the view of God and full of lawlessness.e 12When God saw how corrupt the earth had become, since all mortals had corrupted their ways on earth,f