Theodore Abu Qurrah (c.750-c.825) was an intellectual heir of St. John of Damascus. Both became monks of Mar Sabas monastery in the Judean desert. Whereas John of Damascus was prominent among the generations of Greek writers in the Holy Land in early Islamic times, Theodore Abu Qurrah was the first Orthodox scholar whose name we know regularly to write Christian theology in Arabic. He spoke and wrote the Arabic language at a time when it was just...