400. That 'Cain knew his wife, and she conceived and bore Enoch' that this schism or heresy produced another from itself follows plainly from the verses preceding this, as well as from the statement in verse 1 about Man and Eve his wife begetting Cain. What follow now therefore are similar conceptions and births - of the Church as well as of heresies - which men established as a genealogy, for this was how they were interrelated. From one established heresy many more are born.