Saint John of Damascus

Born around 675 in Damascus, he lived under early Umayyad rule before becoming a monk at the monastery of Saint Sabbas near Jerusalem. He is traditionally known as a theologian, hymn writer, and one of the great Christian thinkers of the early medieval world.

He is best known for his strong defense of the veneration of icons at a time when religious images were under attack in the Byzantine Empire. His major writings include The Fountain of Knowledge, a wide-ranging summary of Christian teaching that helped preserve and organize earlier theological thought.

Later Christian tradition honored him as a saint and as a Doctor of the Church. His work stands out for its clarity, learning, and lasting influence on theology, worship, and sacred art.