if the original father Adam is a copy of the Creator, his son Cain is certainly a copy of God’s son Satan, and this gives us good reason for supposing that God’s favourite, Abel, must also have his correspondence in a ‘supracelestial place.’
Jung argues that the symmetry of cosmic dualism demands a heavenly archetype for Abel, establishing him as the luminous counterpart to Satan’s earthly copy Cain.
, Psychology and Religion: West and East, 1958thesis