The Church Fathers · c. 300–305
On the Mysteries of the Egyptians
De Mysteriis
Iamblichus of Chalcis · c. 245 – c. 325
What it is
An answer to Porphyry, who had asked why gods should need rites at all. Iamblichus replies that the soul cannot think its way up: it is joined to the divine by acts whose power lies in the acts themselves, not in the understanding of whoever performs them — names, stones, incense, and prayer.
Why it lasted
The philosophical defence of ritual as something that works independently of the worshipper's grasp of it, which is the structure of every later argument about sacramental efficacy. Pseudo-Dionysius writes in its vocabulary two centuries on.
Scripture it works from
Where to read it
Public domain and free to read in full, though not held here. The archives below have it.
These open a search on each archive rather than a direct link, which is the honest way to point at an edition nobody here has checked line by line.
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