There is very little info on the web about Syriac, but it sounds like it might have some hidden gems. I am looking here for the most detailed resource I've found. Wikipedia doesn't offer any insight to what the actual Syriac documents are even called, so I can't search for them. What are the names of some important Syriac documents, with a one-liner description?
The most interesting and most original book in Syriac is the "Dialogue on fate" by a pupil of Bardesan of Edessa (died AD 222). Here it is in a rather old-fashioned translation: