Genesis 6:4

The Nephilim were on the earth in those days—and afterward as well—when the sons of God had relations with the daughters of men. And they bore them children who became the mighty men of old, men of renown.
BSB · Berean Standard Bible
There were giants 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 became mighty men which were of old, men of renown.
KJV · King James Version
The Nephilim were on 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.

Note or, giants

WEB · World English Bible
The 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.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

giants
Numbers 13:33; Deuteronomy 2:20, 21; Deuteronomy 3:11; 1 Samuel 17:4; 2 Samuel 21:15–22
after
Genesis 6:3
men of
Genesis 11:4; Numbers 16:2