Columbia subject headings:
Aḥwaṣ al-Anṣārī, ʻAbd Allāh ibn Muḥammad, approximately 655-728 or 729--Criticism and interpretation.
Harvard subject headings:
Aḥwaṣ al-Anṣārī, ʻAbd Allāh ibn Muḥammad, approximately 655-728 or 729--Criticism and interpretation.
Princeton subject headings: