school of Edessa

…Nestorius gathered at the theological school of Edessa, it was closed by imperial order in 489, and a vigorous Nestorian remnant migrated to Persia.

Parallel with its richer and better-known Greek and Latin counterparts, an independent Syriac Christian literature flourished inside, and later outside (in Persia), the frontiers of the Roman Empire from the early 4th century onward. Aphraates, an ascetic cleric under whose name 23…