Title: al-Tajrīd fī fiqh al-imāmayn al-aʻẓamayn al-Qāsim ibn Ibrāhīm wa-ḥafīduhu al-Imām al-Hādī Yaḥyá ibn al-Ḥusayn
Subjects: Islamic law, Early works to 1800, Zaydīs
People: Qāsim ibn Ibrāhīm (d. 860 or 61), Yaḥyá ibn al-Ḥusayn Hādī ilá al-Ḥaqq (859-910)