727or728-823 approximately370-444 christianliterature civlization criticismandinterpretationcyril early greeklanguage greekliterature history historyandcriticism historyandcriticismcyril historyassyrianchurchoftheeast historychurchoftheeast manuscripts syriac syriacauthors syriacchristians syrianlanguage syrians timotheus translatingintosyriac translations translationscyril translationsintogerman translationsintosyriac