Yaḥyā ibn Muʿādh al-Rāzī

Reference note, paraphrased: Yaḥyā ibn Muʿādh al-Rāzī was an early Sufi preacher associated with Rayy and Nishapur. TDV describes his teaching on spiritual development, sincerity, love and hope, and his efforts to balance religious discipline with ordinary human needs. His explanations influenced later Sufi teachers. He died in Nishapur in 872. His contribution concerns teaching and spiritual thought, not a scientific invention. His birth date is uncertain; do not assert a disputed teacher relationship as settled fact.

Reference note, paraphrased: Fateh Saeidi’s 2023 study examines Yaḥyā’s influence through his preaching and students. Hope for divine generosity, forgiveness and trust in God are important themes in the tradition attributed to him. Much of the evidence comes from later biographies, so individual sayings need their own textual checks. The study follows differences among his students rather than treating early Sufism as one uniform movement. The precise Arabic saying in the X post has not been independently verified and must remain attributed to that post.