Columbia subject headings:
Harvard subject headings:
Ḥusayn ibn ʻAlī, -680
Imamate.
Shīʻah--Doctrines
Shīʻah--Customs and practices.
Princeton subject headings:
Ḥusayn ibn ʻAlī, -680.
Imamate.
Shīʻah--Customs and practices.
Shīʻah--Doctrines.