Arcana Coelestia # 557
557. Those who immersed the doctrinal things of faith in their cupidities, and in consequence of this as well as of the love of self conceived dreadful persuasions of their own greatness in comparison with others, are signified by the “Nephilim” (verse 4).
Genesis 6:4
4
The Nephilim were in the earth in those days, and also after that, when God's sons came in to men's daughters. They bore children to them. Those were the mighty men who were of old, men of renown.