Glossa ordinaria, super Isa. 38:1 (IV:76r).
Pseudo-Dionysius, perhaps De mystica theologia, I (PG 3:1001).
Avicenna, De anima, V, 6 (26v).
In this and in the following difficulty, the Leonine text has world of foreknowledge, higher world, and world of the intelligible substances, saeculum in each case; the earlier editions have mirror (speculum). This use of saeculum seems a bit unusual, but the meaning is clear enough.
Averroes, De animae beatitudine, I (IX:148b); Avicenna, De anima, V, 6 (26v).
St. Augustine, perhaps De Trinitate, XII, 14 (PL 42:1010).
St. Augustine, De vera religione, XXXI (PL 34:147).
Glossa ordinaria, super Luc. 10:24 (V:152v).
St. Gregory, In Ezech., II, 2 (PL 76:956). "The things beneath him" are "his train" (Douay); "the skirts of his robe" (Chicago Univ. trans.).
William of Auxerre, Summa aurea, III, 11, 2 (196r).
At the University of Paris.
Boethius, De consolatione philosophiae, V, prosa 6 (PL 63:860).
See n. 3 (above).
This was defined as a dogma of faith by Pope Benedict XII in 1336 (MA XXV:986D).