Parallel
Genesis 6:12
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
And God looked upon the earth, and, behold, it was corrupt; for all flesh had corrupted his way upon the earth.
And God looked upon the earth and saw that it was corrupt; for all living creatures (note: Literally all flesh; similarly in verses 13, 17, and 19) on the earth had corrupted their ways.