cf. Theod. (Quæst. in Gen. vi.) who is ready to accept the creation of angels before the creation of the world.  Origen, Hom. i. in Gen.  Hom. iv. in Is. taught the existence of angels “before the æons.”  Greg. Naz., Orat. xxxviii.  The lxx. Trans. of Job xxxviii. 7, ᾔνεσάν με πάντες ἄγγελοί μου may have aided in the formation of the general opinion of the Greek Fathers.  The systematization of the hierarchies is due to the pseudo, Dionysius, and was transmitted to the west through John Erigena.  cf. Milman, Lat. Christ. ix. 59.