- Jāmiʻ al-ṣaḥīḥ (Muslim ibn al-Ḥajjāj al-Qushayrī)1
- Jārbardī, Fakhr al-Dīn Aḥmad ibn al-Ḥasan, d. 1345. Mughnī fī ʻilm al-naḥw1
- Jārbardī, Fakhr al-Dīn Aḥmad ibn al-ḥasan, d. 1345. Mughnī fī ʻilm al-naḥw2
- Kaddish2
- Kanz al-daqāʼiq (Nasafī, ʻAbd Allāh ibn Aḥmad)8
- Karaite law2
- Karaite manuscripts4
- Karaites--Liturgy1
- Ketubah6
- Khalwatīyah1
- Khawwāṣ, Aḥmad ibn ʻAbbād, 1378?-1454. Kāfī fī ʻilmay al-ʻarūḍ wa-al-qawāfī1
- Khaṣṣāf, Aḥmad ibn ʻUmar, -874 or 875. Adab al-Qāḍī1
- Khiṭāʼī, ʻUthmān, active 15th century. Ḥāshiyah ʻalá al-Sharḥ al-mukhtaṣar6
- Kiddush1
- Kings and rulers15
- Kings and rulers--Genealogy1
- Kitāb (Sībawayh, ʻAmr ibn ʻUthmān)1
- Kurds1
- Kāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)20
- Kāfiyajī, Muḥammad ibn Sulaymān, -1474. Sharḥ al-Iʻrāb ʻan qawāʻid al-iʻrāb1