In Eastern Orthodox theology

Eastern Orthodox theology

Eastern Orthodox Christian theology is the theology particular to the Eastern Orthodox Church. It is characterized by monotheistic Trinitarianism, belief in the Incarnation of the Logos , a balancing of cataphatic theology with apophatic theology, a hermeneutic defined by Sacred Tradition, a...

, the Tabor Light (also Light of Tabor, Tabor's Light, Taboric Light; , also as Ἄκτιστον Φῶς, Uncreated Light, Θεῖον Φῶς, Divine Light; ) is the light revealed on Mount Tabor at the Transfiguration of Jesus

Transfiguration of Jesus

The Transfiguration of Jesus is an event reported in the New Testament in which Jesus is transfigured and becomes radiant upon a mountain. The Synoptic Gospels describe it, and 2 Peter 1:16-18 refers to it....

, identified with the light seen by Paul at his conversion

Conversion of Paul

The Conversion of Paul the Apostle, as depicted in the Christian Bible, refers to an event reported to have taken place in the life of Paul of Tarsus which led him to cease persecuting early Christians and to himself become a follower of Jesus; it is normally dated by researchers to AD 33–36...

.

As a theological doctrine, the uncreated nature of the Light of Tabor was formulated in the 14th century by Gregory Palamas

Gregory Palamas

Gregory Palamas was a monk of Mount Athos in Greece and later the Archbishop of Thessaloniki known as a preeminent theologian of Hesychasm. The teachings embodied in his writings defending Hesychasm against the attack of Barlaam are sometimes referred to as Palamism, his followers as Palamites...

, an Athonite

Mount Athos

Mount Athos is a mountain and peninsula in Macedonia, Greece. A World Heritage Site, it is home to 20 Eastern Orthodox monasteries and forms a self-governed monastic state within the sovereignty of the Hellenic Republic. Spiritually, Mount Athos comes under the direct jurisdiction of the...

 monk, defending the mystical practices of Hesychasm

Hesychasm

Hesychasm is an eremitic tradition of prayer in the Eastern Orthodox Church, and some of the Eastern Catholic Churches, such as the Byzantine Rite, practised by the Hesychast Hesychasm is an eremitic tradition of prayer in the Eastern Orthodox Church, and some of the Eastern Catholic Churches,...

 against accusations of heresy by Barlaam of Calabria

Barlaam of Calabria

Barlaam of Seminara , ca. 1290-1348, or Barlaam of Calabria was a southern Italian scholar and clergyman of the 14th century. Humanist, philologist, and theologian. He brought an accusation of heresy against Gregory Palamas for the latter's defence of Hesychasm...

.