Moses took half of the blood and put it in basins, and half of the blood he threw against the altar… ‘Behold the blood of the covenant which the Lord has made with you in accordance with all these words.’
Edinger reads the Exodus covenant blood-ritual as a psychological solutio in which ego and Self are bound together in a shared substance, prefiguring later alchemical and sacramental symbolism.
, Ego and Archetype: Individuation and the Religious Function of the Psyche, 1972thesis