Jacob of Nisibis is a Syriac saint

Saint

A saint is a holy person. In various religions, saints are people who are believed to have exceptional holiness.In Christian usage, "saint" refers to any believer who is "in Christ", and in whom Christ dwells, whether in heaven or in earth...

. He was the second bishop

Bishop

A bishop is an ordained or consecrated member of the Christian clergy who is generally entrusted with a position of authority and oversight. Within the Catholic Church, Eastern Orthodox, Oriental Orthodox Churches, in the Assyrian Church of the East, in the Independent Catholic Churches, and in the...

 of Nisibis

Nisibis

Nusaybin Nisêbîn) is a city in Mardin Province, Turkey, populated mainly by Kurds. Earlier Arameans, Arabs, and Armenians lived in the city. The population of the city is 83,832 as of 2009.-Ancient Period:...

, spiritual father of the renowned Syriac writer

Syriac literature

Syriac literature is literature written in the Syriac language, the classical Middle Aramaic language of Syriac Christianity. The majority of classical Syriac literature is of a Christian religious nature....

 Ephrem the Syrian

Ephrem the Syrian

Ephrem the Syrian was a Syriac and a prolific Syriac-language hymnographer and theologian of the 4th century. He is venerated by Christians throughout the world, and especially in the Syriac Orthodox Church, as a saint.Ephrem wrote a wide variety of hymns, poems, and sermons in verse, as well as...

, and celebrated ascetic

Asceticism

Asceticism describes a lifestyle characterized by abstinence from various sorts of worldly pleasures often with the aim of pursuing religious and spiritual goals...

.

Jacob was appointed bishop

Bishop

A bishop is an ordained or consecrated member of the Christian clergy who is generally entrusted with a position of authority and oversight. Within the Catholic Church, Eastern Orthodox, Oriental Orthodox Churches, in the Assyrian Church of the East, in the Independent Catholic Churches, and in the...

, in 308, of the Christian community of Nisibis

Nisibis

Nusaybin Nisêbîn) is a city in Mardin Province, Turkey, populated mainly by Kurds. Earlier Arameans, Arabs, and Armenians lived in the city. The population of the city is 83,832 as of 2009.-Ancient Period:...

 in Mesopotamia

Mesopotamia

Mesopotamia is a toponym for the area of the Tigris–Euphrates river system, largely corresponding to modern-day Iraq, northeastern Syria, southeastern Turkey and southwestern Iran.Widely considered to be the cradle of civilization, Bronze Age Mesopotamia included Sumer and the...

 (modern Nusaybin, located near the Turkey/Syria border). Jacob of Nisibis, also known as James of Nisibis and as Jacob of Nusaybin, is recorded as a signatory at the First Council of Nicaea

First Council of Nicaea

The First Council of Nicaea was a council of Christian bishops convened in Nicaea in Bithynia by the Roman Emperor Constantine I in AD 325...

 in 325.