Abū al-Ḥasan ʿAlī ibn Muḥammad ibn Muḥammad ash-Shaybānī, better known as ʿAlī ʿIzz ad-Dīn Ibn al-Athīr al-Jazarī was a renowned Hadith expert, historian, and biographer who wrote in Arabic and was from the Ibn Athir family. At the age of twenty-one he settled with his father in Mosul to continue his studies, where he devoted himself to the study of history and Islamic tradition.
