- Aḥsāʼī, Yaḥyá ibn Ḥusayn, active 17th century-18th century1
- Bahnasī, ʻAbd al-Wahhāb ibn al-Ḥasan, -1286 or 1287. Naẓm Muthallath Quṭrub1
- Bail (Islamic law)1
- Bakrī, Abū al-Ḥasan ibn Jalāl al-Dīn, -approximately 1543. Ḥizb1
- Balāṭunusī, Muḥammad ibn ʻAbd Allāh, 1395 or 1396-1459. Mukhtaṣar Minhāj al-ʻābidīn1
- Baths, Turkish1
- Battle of Badr (Badr Ḥunayn, Saudi Arabia : 624)1
- Battle of Karbalāʼ (Karbalāʼ, Iraq : 680)1
- Begging--Religious aspects--Islam1
- Berber poetry1
- Birgivî Mehmet Efendi, approximately 1522-1573. Durr al-yatīm fī al-tajwīd1
- Birgivî Mehmet Efendi, approximately 1522-1573. Risālat al-tawḥīd1
- Blood money (Islamic law)1
- Breastfeeding (Islamic law)1
- Buhūtī, Manṣūr ibn Yūnus, d. 1641. Dalīl al-ṭālib li-nayl al-maṭālib1
- Burhānpūrī, Muḥammad ibn Faḍl Allāh, -1619 or 1620. Tuḥfah al-mursalah ilá al-Nabī1
- Burial1
- Bāb al-Ḥādī ʻashar (Ibn al-Muṭahhar al-Ḥillī, al-Ḥasan ibn Yūsuf)1
- Bāfaḍl al-ḥaḍramī, ʻAbd Allāh ibn ʻAbd al-Raḥmān, 1446 or 7-1512 or 13. Mukhtaṣar al-fiqh1
- Calendar1