Cain’s genealogy extends to some man named Lamech, the seventh from Adam (for the contrast, see Jude 1:14–16). The contrast between the woman’s seed
and the serpent’s seed
(see Genesis 3:15 and Genesis 4:6, Genesis 4:15) is becoming more and more apparent, growing into a chasm.
18 To Enoch was born Irad, and Irad fathered Mehujael, and Mehujael fathered Methushael, and Methushael fathered Lamech.