Adab

Because the classical scholars treated it as one. They authored dedicated works on the adab of the student, the adab of the teacher, and the adab governing specific relationships and domains of life. These works are precise and substantive; they address what to do, why, and what kind of person the conduct is meant to produce. That is the work of a science, not a list of courtesies.

Adab governs the outward conduct and the relationships within which a Muslim lives and learns. Taṣawwuf is concerned with the inward states and stations that conduct is meant to cultivate over time. The two are closely related. Adab without the inward dimension can become formal performance; Taṣawwuf without the discipline of Adab can drift from its grounding in the sharīʿah.

Yes. Adab is a primary entry point into the curriculum precisely because it concerns the formation that makes all other study possible. A student who begins here is not starting with something simple before moving to something complex; he is starting with what makes the entire path coherent from the beginning.

Reading a classical scholarly text is not like reading a newspaper. Shaykh Yūsuf describes it as a structured process: reading first for a general overview, then again for analysis, then a third time until the intended meaning of the author has been grasped rather than simply absorbed. Even then, a teacher remains necessary. Without one, a reader is exposed to his own understanding of the text, which may be accurate or a sophisticated misreading.

Three texts. Al-Adab al-Sharʿiyyah by Ibn Mufliḥ al-Ḥanbalī (d. 763H) is the primary text, taught as a live course. Tadhkirah al-Sāmiʿ wa al-Mutakallim by Ibn Jamāʿah (d. 733H) covers the adab of the student and teacher across four parts. Mukhtaṣar al-Ifādāt addresses the practical rulings of conduct within the Ḥanbalī framework.