The expression “compound hypostasis” (synthesis, compositio) has been used in Christological dogma. It refers to the union of hypostasis Son God and human nature person Christ. Its use occurs before Fourth Ecumenical Council Chalcedon as we see Origen, Greek priest Malchion, St. Cyril Alexandria. was also by heretics: Arian bishop Eudoxius Antioch, Paul Samosata, Severus Antioch rejected many E...