Columbia subject headings:
Harvard subject headings:
Islam--Doctrines
Islamic philosophy.
Sharīf al-Raḍī, Muḥammad ibn al-Ḥusayn, 969 or 970-1016. Nahj al-balāghah.
Shīʻah--Doctrines
Princeton subject headings:
Sharīf al-Raḍī, Muḥammad ibn al-Ḥusayn, 969 or 970-1016. Nahj al-balāghah.
Shīʻah--Doctrines.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661--Hadith.