Genesis 6 4
There were giants on earth in those days, and also later on. They were born after the sons of God slept with the daughters of these people. Their sons became the great warriors and famous men of ancient times.
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WEB Genesis 6:4The Nephilim were in the earth in those days, and also after that, when God’s sons came in to men’s daughters and had children with them. Those were the mighty men who were of old, men of renown.
ASV Genesis 6:4The Nephilim were in the earth in those days, and also after that, when the sons of God came in unto the daughters of men, and they bare children to them: the same were the mighty men that were of old, the men of renown.