Paul's second letter to the Church of Corinth. Since St. Paul refers to God the Father, simply as "God," this blessing is clearly Trinitarian. It expresses the Church's belief in one God who is ...
242. "Following this apostolic tradition, the Church confessed at the first ecumenical council at Nicaea (325) that the Son is 'consubstantial' with the Father, that is, one only God with him.