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- Jīlī, ʻAbd al-Karīm ibn Ibrāhīm, 1365 or 1366- Insān al-kāmil fī maʻrifat al-awākhir wa-al-awāʼil1
- Kabbalat Shabbat1
- Kaffawī, Ayyūb ibn Mūsá, 1618 or 1619-1682 or 1683. Kullīyāt Abī al-Baqāʼ1
- Kaffawī, Muḥammad ibn Ḥumayd, -1760 or 1761. Ādāb al-baḥth1
- Kalbī, Diḥyah ibn Khalīfah, -approximately 6701
- Kamāl al-Dīn Muḥammad ibn Muḥammad, d. 1418. Naẓm Nukhbat al-fikar fī muṣṭalaḥ ahl al-athar1
- Kamāl al-Dīn al-Bakrī, Muḥammad ibn Muṣṭafá, 1730 or 1731-1781 or 1782. Fatḥ al-ilāh fī madḥ Rasūl Allāh1
- Kanz al-daqāʼiq (Nasafī, ʻAbd Allāh ibn Aḥmad)3
- Karaite calendar4
- Karaite law1
- Karaite manuscripts7
- Karaites1
- Karaites--Liturgy1
- Kardarī, Ibn al-Bazzāz, -1424. Fatāwá al-Bazzāzīyah1
- Karma8
- Karo, Joseph ben Ephraim, 1488-15751
- Kashmir Śaivism1
- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)2