Analysis of information sources in references of the Wikipedia article "Trinity" in English language version.
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Nature answers the question what we are; person answers the question who we are. [...] Nature is the source of our operations, person does them.
Trinitarian formulas are found in New Testament books such as 1 Peter 1:2; and 2 Cor 13:13. But the formula used by John the mystery-seer is unique. Perhaps it shows John's original adaptation of Paul's dual formula.
Thomas Smail's comments on attention to the Spirit in the Constantinopolitan revision of Nicaea seem even more pertinent as to the Nicene original: Attention is so concentrated on the binitarian question of the right relationship of the Father to the Son that the properly trinitarian question that deals with the relating of the Spirit to both the Father and the Son is dealt with in a way that lacks focus and specifi city and that, on any reckoning, is quite inadequate to the rich biblical and especially New Testament material that deals with the pre- and post-Pentecostal activity of the Spirit among God's people.
That is why the creed drawn at Nicaea in 325 was fundamentally a binitarian creed as it dwelled on the Father and the Son, mentioning the Spirit only in passing.35 35 See, R. P. C. Hanson, The Search for the Christian Doctrine of God (Edinburgh: T & T Clark, 1988), 163-72; John Behr, Formation of Christian Theology: The Way to Nicaea, Vol. 1 (Crestwood, New York: St. Vladimir's Seminary Press, 2001); Oberdorfer, "The Holy Spirit," 29.
[In the 2nd century,] Jesus was either regarded as the man whom God hath chosen, in whom the Deity or the Spirit of God dwelt, and who, after being tested, was adopted by God and invested with dominion, (Adoptionist Christology); or Jesus was regarded as a heavenly spiritual being (the highest after God) who took flesh, and again returned to heaven after the completion of his work on earth (pneumatic Christology)
{{citation}}: CS1 maint: DOI inactive as of July 2025 (link)The Armenian manuscripts, which favour the reading of the Vulgate, are admitted to represent a Latin influence which dates from the twelfth century
A central doctrine of the Catholic Faith is symbolized in the three arches of the entrance the Three Persons of the Blessed Trinity. The center door symbolizes the Father, the north door the Son, and the south door the Holy Spirit.
{{citation}}: CS1 maint: DOI inactive as of July 2025 (link)The Armenian manuscripts, which favour the reading of the Vulgate, are admitted to represent a Latin influence which dates from the twelfth century
[In the 2nd century,] Jesus was either regarded as the man whom God hath chosen, in whom the Deity or the Spirit of God dwelt, and who, after being tested, was adopted by God and invested with dominion, (Adoptionist Christology); or Jesus was regarded as a heavenly spiritual being (the highest after God) who took flesh, and again returned to heaven after the completion of his work on earth (pneumatic Christology)
A central doctrine of the Catholic Faith is symbolized in the three arches of the entrance the Three Persons of the Blessed Trinity. The center door symbolizes the Father, the north door the Son, and the south door the Holy Spirit.