- Qiblah4
- Quotations, Arabic4
- Quḍāʻī, Muḥammad ibn Salāmah, -10624
- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Sharḥ al-Waḍʻīyah4
- Regula (Benedict, Saint, Abbot of Monte Cassino)4
- Riddles, Arabic4
- Rāfiʻī, ʻAbd al-Karīm ibn Muḥammad, 1162-1226. ʻAzīz ʻalá al-Wajīz4
- Sayings4
- Scholasticism4
- Science, Medieval4
- Scribes, Jewish4
- Sefer ḳedushah (Maimonides, Moses)4
- Sharāʼiʻ al-Islām (Muḥaqqiq al-Ḥillī, Jaʻfar ibn al-Ḥasan)4
- Sharḥ al-ʻAqāʼid al-Nasafīyah (Taftāzānī, Masʻūd ibn ʻUmar)4
- Shaykhī--Doctrines4
- Shemini Atzeret--Liturgy4
- Shofar4
- Shāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)4
- Siddurim4
- Spiritual life4