De Coelesti Hierarchia is a Pseudo-Dionysian work on angelology, written in Greek and dated to ca.
Principalities, Archangels, and Angels..
Dominations, Virtues, and Powers; 3.
Seraphim, Cherubim, and Thrones; 2. 1.
Thomas Aquinas (Summa Theologica, I.108) follows the Hierarchia (6.7) in dividing the angels into three hierarchies each of which contains three orders, based on their proximity to God, corresponding to the nine orders of angels recognized by Pope St Gregory I.
The work has also been very influential in the development of Orthodox Christian theology. the 5th century CE; it exerted great influence on scholasticism and treats at great length the hierarchies of angels.
De Coelesti Hierarchia is a Pseudo-Dionysian work on angelology, written in Greek and dated to ca