Babai, also Babaeus, was Patriarch of the Church of the East (the Persian Church), from 497 – 503. Under his leadership, the Persian Church became increasingly aligned with the Nestorian

Nestorianism

Nestorianism is a Christological doctrine advanced by Nestorius, Patriarch of Constantinople from 428–431. The doctrine, which was informed by Nestorius's studies under Theodore of Mopsuestia at the School of Antioch, emphasizes the disunion between the human and divine natures of Jesus...

 movement, declared heretical

Heresy

Heresy is a controversial or novel change to a system of beliefs, especially a religion, that conflicts with established dogma. It is distinct from apostasy, which is the formal denunciation of one's religion, principles or cause, and blasphemy, which is irreverence toward religion...

 in the Roman Empire

Roman Empire

The Roman Empire was the post-Republican period of the ancient Roman civilization, characterised by an autocratic form of government and large territorial holdings in Europe and around the Mediterranean....

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Babai was also known as patriarch of Seleucia-Ctesiphon. When he became patriarch, he was married. With the permission of King Djamasp, Babai was allowed to call a synod

Synod

A synod historically is a council of a church, usually convened to decide an issue of doctrine, administration or application. In modern usage, the word often refers to the governing body of a particular church, whether its members are meeting or not...

 (council) in 497/499, at which clerical celibacy

Celibacy

Celibacy is a personal commitment to avoiding sexual relations, in particular a vow from marriage. Typically celibacy involves avoiding all romantic relationships of any kind. An individual may choose celibacy for religious reasons, such as is the case for priests in some religions, for reasons of...

 was abolished, permitting priests and even bishops to marry. Babai died during the reign of King Kobad, during a time while Kobad was at war with the Byzantine Empire

Byzantine Empire

The Byzantine Empire was the Eastern Roman Empire during the periods of Late Antiquity and the Middle Ages, centred on the capital of Constantinople. Known simply as the Roman Empire or Romania to its inhabitants and neighbours, the Empire was the direct continuation of the Ancient Roman State...

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