Explanation

Al-Farabi was known as the "Second Teacher" or "Magister Secundus".

He was an Arabic philosopher, Islamic scholar, and logician who lived during the Islamic Golden Age.

His work influenced science and philosophy for centuries. 

Some of Al-Farabi's notable works include:

• Kitab al-Musiqi al-Kabir ("Grand Book of Music")
• Ara Ahl al-Madina al-Fadila ("Virtuous City")
• Kitab Ihsa al-Ulum ("Enumeration of the Sciences")
• Risalah fi'l-Aql (Epistle on the Intellect)