Columbia subject headings:
Mutanabbī, Abū al-Ṭayyib Aḥmad ibn al-Ḥusayn, 915 or 16-965--Criticism and interpretation.
ʻAlī ibn Abī Ṭālib, Caliph, 600 (ca.)-661.
Harvard subject headings:
Mutanabbī, Abū al-Ṭayyib Aḥmad ibn al-Ḥusayn, 915 or 916-965--Criticism and interpretation.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661
Princeton subject headings:
Mutanabbī, Abū al-Ṭayyib Aḥmad ibn al-Ḥusayn, 915 or 916-965--Criticism and interpretation.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661.