Saint John of Damascus(c. 676 - 4 December 749) was an Arab Christian monk and priest. Born and raised in Damascus, he died at his monastery, Mar Saba, near Jerusalem. A polymath whose fields of interest and contribution included law, theology, philosophy, and music, before being ordained, he served as a Chief Administrator to the Muslim caliph of Damascus, wrote works expounding the Christian faith, and composed hymns which are still in everyday...