That Cain married his sister or a later female descendant of Adam through the marriage of any of Adam’s sons or daughters is viewed by some societies today as unthinkable.
Disa shoqëri sot as e çojnë nëpër mend që Kaini të jetë martuar me motrën e vet apo me ndonjë pasardhëse të bijve ose bijave të Adamit.