- Ibn al-Shahīd al-Thānī, al-Ḥasan, 1551 or 1552-1602 or 1603. Maʻālim al-dīn wa-malādh al-mujtahidīn1
- Ibn al-Shahīd al-Thānī, al-Ḥasan, 1551 or 1552-1602 or 1603. Maʻālim al-dīn wa-malādhdh al-mujtahidīn1
- Ibn ʻAllān, Muḥammad ʻAlī ibn Muḥammad, 1588-1648. Ḍawābiṭ al-taqṭīʻ1
- Ibn ʻArūs, Aḥmad, -1463 or 1464. Qaṣīdah1
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- Ijmāʻ (Islamic law)1
- Ijtihād (Islamic law)1
- Illumination of books and manuscripts1
- Illumination of books and manuscripts, Gothic1
- Imams (Shiites)1
- Immortality--Islam1
- Incunabula1
- Indexes1
- Inheritance and succession1
- Intention--Religious aspects--Islam1
- Iraq1
- Isbījābī, Aḥmad ibn Manṣūr, -approximately 1087. Sharḥ al-Mukhtaṣar fī al-fiqh1
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- Islam and philosophy1