Omar Tiberiades or Abû Hafs 'Umar ibn Farrukhân Tabarî (d. ca. 815), (Persian ابن فرخان طبری) was a Medieval Persian astrologer and architect from Tabaristan. The historical Tabaristan region is in the present-day Mazandaran Province of northern Iran. Works Around the year 800, Tiberiades translated the Middle Persian version of the Pentateuch by Dorotheus of Sidon. He translated the five books into the Arabic language. A Latin translation of his book was often quoted by Western astrologers. See also References External links Iranian architects Medieval architects Year of birth unknown 815 deaths Medieval Iranian astrologers History of Mazandaran Province Tabaristan People from Amol 9th-century Iranian people 9th-century astrologers 9th-century translators Middle Persian–Arabic translators