Part 1 of Essay
The well-known writer George Sarton says in his Introduction to the History of Science that "Rhazes was the greatest physician of Islam and the Medieval Ages." And the Encyclopedia of Islam remarks that "Rhazes remained up to the 17th century the indisputable authority of medicine." The Bulletin of the World Health Organiz ....

Part 2 of Essay
.... Due to his fame in medicine he was appointed head of the physicians of the Ray Hospital, and later put in charge of the Baghdad main Hospital during the reign of the Adhud-Daulah. was an iconoclastic cosmologist, who denied that any man had privileged access to intelligence, whether by nature or from nature. , who, though a theist, rejects prophecy on the ground that reason is sufficient to distinguish between good and evil and also that reason alone can enable us to know Allah. He also denies the miraculousnes ....