Columbia subject headings:
Muḥammad, Prophet, -632--Family.
Ḥasan ibn ʻAlī, -approximately 669.
Ḥusayn ibn ʻAlī, -680.
Harvard subject headings:
Ḥasan ibn ʻAlī, -approximately 669
Ḥusayn ibn ʻAlī, -680
Muḥammad, Prophet, -632--Family.
Princeton subject headings:
Ḥasan ibn ʻAlī, -approximately 669.
Ḥusayn ibn ʻAlī, -680.
Imams (Shiites)--Biography.
Muḥammad, Prophet, -632--Family.