- Ibn al-Khayyāṭ, Abū Bakr ibn Muḥammad, -14081
- Ibn al-Qāḍī, ʻAbd al-Raḥmān ibn Abī al-Qāsim, 1590 or 1591-1671 or 1672. Khilāf wa-al-tashhīr wa-al-istiḥsān1
- Ibn al-ʻArabī, 1165-1240. Qaṣīdah al-ʻishqīyah1
- Ibn al-ʻArabī, 1165-1240. Ṣalawāt al-Muḥammadīyah1
- Illumination of books and manuscripts, Medieval1
- Imams (Shiites)1
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- Inheritance and succession (Islamic law)1
- Inheritance and succession (Jewish law)1
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- Intellect--Religious aspects--Islam1
- Interfaith relations1
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- Iran1
- Isidore, of Seville, Saint, -6361
- Islam and politics1
- Islam--Charities1