By today’s terminology, Athanasius of Alexandria might be called a “boy genius” or a prodigy. But back in 325 A.D., in his ...

The Nicene Creed is more than a statement of faith -- it is a powerful sign of unity among Christians, Pope Francis said as he welcomed young priests and monks from Oriental Orth ...

This year, the Week of Prayer for Christian Unity commemorates the 1,700th anniversary of the definition of the ...

Pope Francis offered that reminder on Thursday as he met with a delegation of Orthodox clergy taking part in a study visit to ...

Those lyrics, from the third verse of Samuel John Stone’s “Church’s One Foundation,” written in 1866 to rebut heresies about biblical inspiration then ripping through the Church of England ...

Poet and priest Malcolm Guite celebrates the Nicene Creed, in the year marking the seventeen hundredth anniversary of the Council of Nicaea in 325, which first formulated it. Show more At the ...

We believe in the Holy Spirit … the giver of life, who proceeds from the Father and the Son … who has spoken through the prophets. Nicene Creed ...

Pope Francis reiterated his desire for “full unity” with other Christian confessions when he received in audience young priests and monks of the Oriental Orthodox churches. Oriental Orthodox churches, ...

This was included in the Nicene Creed. Some bishops had a legitimate concern that the term "substance" could be misunderstood to imply that God is of matter instead of pure Spirit. Whereas ...