What the Catechism of the Catholic Church says on "The Trinity:" 232. "Christians are baptized 'in the name of the Father and of the Son and of the Holy Spirit ... receive the Symbol of 381.

The doctrine of the Trinity identifies the Holy Spirit as the third person in the Godhead. This teaching was established at ...

When Jesus dies on the cross, his abandonment by his Father rips at the very heart of the Trinity. Only one strand of hope ...

The feast of the Holy Trinity, which is celebrated on the Sunday after Pentecost, was established for the whole Western Church in 1134 by pope John XII. The Angelic Trisagion is said for the three ...