Abū al-Ṣalāḥ al-Ḥalabī, al-Taqī b. Najm b. ʿUbayd Allāh (374–447/984–1055), was a Shiʿi faqīh (jurist) and mutakallim (theologian) from al-Shām. He was born in Aleppo (Ḥalab) and he seems to have received his education there. According to Ibn Abī Ṭayy, he made three journeys to Iraq and studied under the scholars of that land. However, since he makes no mention of the presence of al-Shaykh al-Mufīd, one may conclude that hi…