A detailed commentary on one of the most concise and celebrated early creedal texts, Aṣl al-Sunnah wa Iʿtiqād al-Dīn, jointly transmitted by the two great imāms of ḥadīth and ʿaqīdah, Abū Ḥātim and Abū Zurʿah al-Rāzī — two of the most rigorous critics of narrators in the science of jarḥ wa taʿdīl. T