Columbia subject headings:
Caliphs--Biography.
Muḥammad, Prophet, -632--Family.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661.
Harvard subject headings:
Caliphs--Biography.
Muḥammad, Prophet, -632--Family.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661
Princeton subject headings: