Wikipedia
Al-Farabi (; ; for other recorded variants of his name see below) , known in the West as Alpharabius (c. 872 in Fārāb – between 14 December, 950 and 12 January, 951 in Damascus), was a renowned philosopher and jurist who wrote in the fields of political philosophy, metaphysics, ethics and logic. He was also a scientist, cosmologist, mathematician and music scholar.
In Arabic philosophical tradition, he is known with the honorific "the Second Master", after Aristotle. He is credited with preserving the original Greek texts during the Middle Ages because of his commentaries and treatises, and influencing many prominent philosophers, like Avicenna and Maimonides. Through his works, he became well-known in the East as well as the West.