'The foundation of the refutation and the response'
Date: 1260s or earlier
Original Language: Arabic
Aṣl al-radd wa-l-jawāb is a collection of excerpts put together by Ibn Kātib Qayṣar from the Radd of Abū ʿĪsā l-Warrāq (q.v.) and its Jawāb by Yaḥyā ibn ʿAdī (q.v.). Part of this collection was simply incorporated by al-Muʾtaman ibn al-‘Assāl (q.v.) into his Majmūʿ uṣūl al-dīn, Part II, Fī l-tawḥīd wa-l-tathlīth (‘On the Unity and Trinity of God’…