Encyclopedia of Jews in the Islamic World

Get access

Ibn Yashūsh, Isaac (Abū Ibrāhīm) Ibn Qasṭār
(454 words)

Born in Toledo around 982, Abū Ibrāhīm Isaac ibn Yashūsh died in the same city in 1056. He was a court physician in the service of ʿAlī ibn Mujāhid and his son Iqbāl al-Dawla, governors of the Denia taifa on the eastern coast of al-Andalus. Ibn Abī Uṣaybiʿa, in his biographical compendium on physicians, Ṭabaqātal-Aṭibbāʾ, praised Ibn Yashūsh as a person of acute intelligence and genteel manners, well versed in grammar, philosophy, the Hebrew Bible, and Jewish law, and in addition a confirmed bachelor. Moses ibn Ezra thought it appropriate to name him alongside Ibn Janāḥ as a master of th…

Cite this page
José Martínez Delgado, “Ibn Yashūsh, Isaac (Abū Ibrāhīm) Ibn Qasṭār”, in: Encyclopedia of Jews in the Islamic World, Executive Editor Norman A. Stillman. Consulted online on 24 February 2024 <http://dx.doi.org/10.1163/1878-9781_ejiw_COM_0011260>
First published online: 2010

▲   Back to top   ▲