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First Council of Nicaea

Council · 325 CE · Nicaea, Bithynia

Bishops assembled under Constantine and confessed the Son as begotten from the Father, not made, and of one essence with the Father. The council also issued disciplinary canons and addressed the Paschal calculation.

Historical context

The controversy did not end in 325. The creed's reception and interpretation occupied much of the fourth century, including Athanasius's later defense.

Perspective note

Shared subject; this bundled record was originally written with an Orthodox-informed editorial lens.

Key points

Scripture

Primary sources

The council's creed confesses:

The Nicene creed describes the Son as being of one substance with the Father.

being of one substance (ὁμοούσιον, consubstantialem) with the Father

— First Council of Nicaea, Nicene Creed (Creed), trans. Henry Percival, Nicene and Post-Nicene Fathers, Second Series, Volume 14

Passage context and translation

The council uses the term homoousios to confess the Son's full divinity against Arian claims that the Son is a creature.

Before the excerpt

very God of very God, begotten (γεννηθέντα), not made,

After the excerpt

By whom all things were made, both which be in heaven and in earth.

Percival translation in Nicene and Post-Nicene Fathers, Second Series, Volume 14; the excerpt retains the Greek and Latin gloss printed in the linked edition.

Full article

Nicaea in 325: what the council actually settled

The First Council of Nicaea met in 325 amid a dispute over the Son's relation to the Father. Its creed confessed the Son as begotten from the Father, not made, and of one essence with the Father. These words reject the idea that the Son is one of the creatures brought into being through God's will. They also preserve the Christian claim that the Word through whom all things were made truly reveals God.

Nicaea should be read as a council with several kinds of business. Alongside its creed, the bishops issued disciplinary canons dealing with church order and practice. Those canons are useful evidence about the fourth-century Church, but they answer different questions from the creed's statement about the Son. The council also addressed the celebration of Pascha, although the surviving evidence does not support treating every later detail of Paschal calculation as a formula written into the Nicene creed.

The council did not end the theological controversy in a single day. Bishops and emperors continued to argue about the creed's language for decades. Athanasius became a major defender of the Nicene confession after 325; his later arguments help explain its reception, but they should not be silently read back as minutes of the council. The text commonly called the Nicene Creed in worship is the later Nicene–Constantinopolitan creed associated with the council of 381, rather than simply the 325 text reproduced without change.

Read the evidence

Start with the creed and canons in translation. Compare the phrases about the Son with John 1:1–3 and Colossians 1:15–17. Then use the Orthodox Church in America's historical overview to place the meeting within the longer fourth-century dispute. Keep the creed, canons, and later reception distinct as you read.

Sources and further reading

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