- Ashbāh wa-al-naẓāʼir (Ibn Nujaym, Zayn al-Dīn ibn Ibrāhīm)1
- Assumption of the Blessed Virgin Mary1
- Astrolabes1
- Astrology, Arab1
- Astronomy1
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah1
- Augustine, of Hippo, Saint, 354-4301
- Augustinians1
- Austria1
- Authority--Religious aspects1
- Avicenna, 980-10371
- Avicenna, 980-1037. Qaṣidah rūḥānīyah1
- Avicenna, 980-1037. Qaṣīdah al-rūḥīyah1
- Avicenna, 980-1037. Tafsīr Sūrat al-Ikhlāṣ1
- Baraita of 32 rules1
- Basmalah1
- Battle of Karbalāʼ (Karbalāʼ, Iraq : 680)1
- Baʻal ha-Maʼor (Gerondi, Zerahiah ben Isaac, ha-Levi)1
- Beards--Religious aspects--Islam1
- Bede, the Venerable, Saint, 673-7351