risâle
Risāla is a traditional term in Arabic and its cultural spheres (Turkish risâle; Persian and Urdu risāla) that denotes a short treatise, tract, or epistle. The word literally means "message" or "epistle," and in scholarly usage it refers to a concise work focused on a single subject, often written in the form of a letter to a student, colleague, or patron, though many risālas exist as standalone compositions.
Forms and topics commonly associated with risāla include jurisprudence (fiqh), theology (kalam), philosophy, ethics, and mysticism
Historical role: The risāla became a widespread and flexible genre across Arabic, Persian, Turkish, and Urdu
Modern usage: In Turkish intellectual life, the term persists as a label for concise treatises and pamphlets.