Ishoʿ bar ʿAli ( late 9th century AD), known in

Arabic Arabic (, , or , ) is a Central Semitic languages, Central Semitic language of the Afroasiatic languages, Afroasiatic language family spoken primarily in the Arab world. The International Organization for Standardization (ISO) assigns lang ...

as ʿĪsā (or Yashūʿ) ibn ʿAlī, was a Syriac author and physician. A student of Ḥunayn ibn Isḥāq and a member of the

Church of the East The Church of the East ( ) or the East Syriac Church, also called the Church of Seleucia-Ctesiphon, the Persian Church, the Assyrian Church, the Babylonian Church, the Chaldean Church or the Nestorian Church, is one of three major branches o ...

, he served as the personal physician to the Caliph al-Muʿtamid (). Bar ʿAli's known writings include two medical treatises in Arabic, one on poisons and one on the "use of the organs of animals". His most famous work is his Syriac–Arabic lexicon, an attempt to improve on the work of Ḥunayn ibn Isḥāq and Ishoʿ of Merv. In addition to authoring his own works, he worked as a scribe copying those of others. The colophons of two manuscripts of the Arabic

Diatessaron The ''Diatessaron'' (; c. 160–175 AD) is the most prominent early gospel harmony. It was created in the Syriac language by Tatian, an Assyrian early Christian apologist and ascetic. Tatian sought to combine all the textual material he fou ...

name him as the copyist: Borg. Arab. 250 in the

Vatican Library The Vatican Apostolic Library (, ), more commonly known as the Vatican Library or informally as the Vat, is the library of the Holy See, located in Vatican City, and is the city-state's national library. It was formally established in 1475, alth ...

and Arab. e 163 in the

Bodleian Library The Bodleian Library () is the main research library of the University of Oxford. Founded in 1602 by Sir Thomas Bodley, it is one of the oldest libraries in Europe. With over 13 million printed items, it is the second-largest library in ...

References

Works cited

* * Online edition published by Beth Mardutho in 2018. * * {{refend

External links

Digitization of Borg.ar.250
9th-century people from the Abbasid Caliphate 9th-century physicians Nestorians in the Abbasid Caliphate Physicians from the Abbasid Caliphate Church of the East writers Syriac writers