- Arabs1
- Archangels1
- Ardabīlī, Muḥammad ibn ʻAbd al-Ghanī, -1249 or 1250. Sharḥ al-Unmūdhaj1
- Aristotle. Theologia1
- Armayūnī, Yūsuf ibn ʻAbd Allāh, -15511
- Armenia1
- Asceticism--Islam1
- Asharites1
- Ashbāh wa-al-naẓāʼir (Ibn Nujaym, Zayn al-Dīn ibn Ibrāhīm)1
- Asia1
- Astrology--Religious aspects1
- Aswānī, ʻUthmān ibn Saʻd Allāh, active 19th century. Risālat al-ikhwān1
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah1
- Authority--Religious aspects--Islam1
- Authors, Arab1
- Ayyubids1
- Aḥmad ibn Qāsim, 1813 or 1814-approximately 1856 or 1857. Wasīlat al-mubtadiʼīn li-ʻilm ghurrat al-shuhūr wa-al-sinīn1
- Aḥsāʼī, Aḥmad ibn Zayn al-Dīn, 1753-1826. Fawāʼid1
- Aḥsāʼī, Ibrāhīm ibn Ḥasan, -1639. Selections1
- Babism1