Shaykh ʿAbdur-Rahman as‑Sadi (1910–1990s, Saudi Arabia) was a respected Islamic scholar known for his clear and accessible writings on Aqeedah (creed), Tafsir (Qur’anic exegesis), Fiqh (Islamic jurisprudence), and eschatology. His works are distinguished by their simplicity, reliance on authentic Qur’an and Sunnah, and practical guidance for contemporary Muslims. Shaykh as‑Sadi authored numerous books clarifying Islamic beliefs, correcting misunderstandings, and offering advice on spiritual and worldly matters, making classical knowledge understandable and applicable to modern readers.