- History1
- Horology1
- Intellect--Religious aspects--Islam1
- Islam--Theology1
- Islamic New Year1
- Islamic chronology1
- Islamic eschatology1
- Islamic interpretations of Jesus Christ1
- Islamic law--Interpretation and construction1
- Islamic learning and scholarship1
- Islamic magic1
- Iẓhār al-asrār (Birgivî Mehmet Efendi)1
- Jaʻbarī, Arslān ibn Yaʻqūb, -1300. Risālat al-tawḥīd1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Mukhtaṣar al-Muntahá1
- Jāmī, 1414-1492. Risālah-i muʻammā1
- Kaffawī, Muḥammad ibn Ḥumayd, -1760 or 1761. Ādāb al-baḥth1
- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)1
- Khiḍr (Legendary character)1
- Legacies (Islamic law)1
- Logic, Medieval1