This is an old revision of this page, as edited by Jheald (talk | contribs) at 08:03, 20 April 2009 (Undid revision 284801542 by Emperor of world (talk) -- being called "al Israeli" indicates he was Jewish). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
Revision as of 08:03, 20 April 2009 by Jheald (talk | contribs) (Undid revision 284801542 by Emperor of world (talk) -- being called "al Israeli" indicates he was Jewish)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)Sahl ibn Bishr al-Israili, often known as Zahel or Zael (c. 786-845 ?) was a Jewish astrologer, astronomer and mathematician from Tabaristan. He was the father of Ali ibn Sahl the famous scientist and physician, who became a convert to Islam.
His works
Sahl believed to be the first who translated the Almagest of Ptolemy into Arabic.
Sahl ibn Bishr wrote in the Greek astrological tradition. Sahl's first five books were preserved in the translation of John of Seville (Johannes Hispanus) (circa 1090- circa 1150). The sixth book deals with three thematic topics regarding the influences on the world and its inhabitants was translated by Herman of Carinthia. The work contains divinations based on the movements of the planets and comets.
There are some books by Sahl ibn Bishr in Arabic such as:
- Ahkam fi al-Nujum ("Laws of the Astrology")
- Kitab al-ikhtiyarat 'ala al-buyut al-ithnai 'ashar ("Book of elections according to the twelve houses").
- al-Masa'il al-Nujumiyah ("The astrological problems")