Title: Takhrīj aḥādīth al-lumaʻ fī uṣūl al-fiqh
Subjects: Islamic law, Shafiites
People: Abū Isḥāq Ibrāhīm ibn ʻAlī ibn Yūsuf Fīrūzābādī al-Shīrāzī (ca. 1003-1083)