The Idrīsiyya is a Ṣūfī ṭarīqa (brotherhood) inspired by Ṣūfī teacher Aḥmad b. Idrīs (b. 1163-1253/1750-1837). Aḥmad b. Idrīs never founded a brotherhood himself, but several later Ṣūfī orders took his name. One of these, the Idrīsiyya or Shādhiliyya-Idrīsiyya, was founded by his descendants in the Sudan, Egypt, and the Ḥijāz and Yemen. The founders of the order were Ibn Idrīs's youngest son, ʿAbd al-ʿĀl (or ʿAbd al-ʿĀlī, d. 1878), and his grandson Muḥammad al-Sharīf (d. 1936). ʿAbd al-ʿĀl stayed with