Is the Trinity actually in the Bible — or did the early church smuggle Greek philosophy in and call it revelation?

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  Liam1d ago

  The word 'Trinity' isn't in the Bible the same way the word 'Bible' isn't in the Bible. That argument proves nothing. What IS in the Bible: Jesus is called God (John 1:1, John 20:28), the Spirit is a person who grieves and intercedes, and the Father is plainly not the Son. You can call it Greek philosophy if you want. I call it reading the whole book instead of cherrypicking.

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  Nina15h ago

  Verse. By. Verse. John 1:1 — the Word was God. John 1:14 — the Word became flesh. John 20:28 — Thomas calls Jesus 'My Lord and my God' and Jesus accepts it. Philippians 2:6 — Jesus, being in very nature God. Colossians 1:15-20 — the fullness of God in Christ, creator of all things. Hebrews 1:3 — the exact representation of God's being. This isn't one verse. It's a drumbeat across the whole NT. You CANNOT get to Jewish monotheism plus all of this without something like Trinitarian theology.

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• NS

  Noah S.21h ago

  I teach a theology survey at a Christian university and I want to be precise here because this thread is muddling a few things. Yes, the councils used Greek philosophical vocabulary — words like 'ousia' and 'hypostasis.' That is not the same as saying the CONTENT of the doctrine is Greek. Using English words doesn't make a doctrine English. The Fathers were using the available intellectual tools to express convictions they derived from Scripture. Conflating the vocabulary with the content is a category error.

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• Z

  Zara1d ago

  Let me ask the confidently-Trinitarian crowd something: explain to me, in plain English, without using the word 'mystery,' exactly HOW three persons share one being. If you can't explain it and just say 'it's mystery,' then you've admitted the doctrine depends on concepts that are genuinely not in Scripture and cannot be derived from logic. I'm not saying it's wrong. I'm saying you should be honest that you're accepting it on authority.

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  Jamie1d ago

  Okay but nobody who raises this point is actually reading the councils. Nicaea didn't invent the Trinity. It clarified it against Arius, who was the one bringing in philosophical speculation to say Christ was a created being. The Trinitarians were DEFENDING the straightforward reading of Scripture. You've got the history exactly backwards.

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• R2

  Riley 2114h ago

  My grandfather was a Jehovah's Witness elder for 40 years. Sharp man. Loved God deeply. And he would look you in the eye and say the Trinity was the devil's greatest lie slipped into the church. He died believing that. I've spent 15 years since then working through this. I'm not sure who was right and that uncertainty used to terrify me. Now I think God is patient with sincere people on both sides who are genuinely trying to understand Him.

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  Liam1d ago

  The above comment is actually a fair challenge and nobody should just dismiss it. The honest answer is: Scripture presents Father, Son, and Spirit as fully divine and as distinct — and those two claims together create a tension. The doctrine of the Trinity is the church's best attempt to hold that tension without collapsing it in either direction. But it IS a model. A very carefully derived one. Not a direct quotation.

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• MR

  Morgan R.1d ago

  I was raised Oneness Pentecostal. We were taught the Trinity was a Catholic corruption, that Acts 2:38 baptism in 'Jesus name only' was THE truth, and the Trinity was literally the mark of the beast. I left that movement at 28 after actually reading church history and realized the Trinitarian faith is ancient, wide, and has way more exegetical weight than I was ever told. That community was loving but deeply wrong on this. It took me years to untangle it.

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  Noah _x8h ago

  Here's what I want to know: if someone rejects the Trinity on biblical grounds, what do they actually do with the baptismal formula in Matthew 28, the benediction in 2 Corinthians 13:14, and the dove/voice/Son scene at Jesus's baptism where all three show up simultaneously and distinctly? You can dismiss the councils all day. Those texts are still there. If you disagree with Trinitarian conclusions, explain those passages. I will wait.

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  Reese1d ago

  I find it genuinely interesting that the same people who say 'the Trinity is Greek philosophy' often end up in Unitarian, Jehovah's Witness, or Oneness frameworks — which ALL have their own extra-biblical frameworks they just never scrutinize. Nobody comes to theology in a vacuum. The question isn't 'framework vs no framework.' The question is 'which framework best accounts for ALL the biblical data?' And on that score, I think Trinitarian theology wins going away.

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  Ravi 921d ago

  im just gonna say it — if your theology requires four centuries of committee meetings and words like 'homoousios' to be coherent, something has gone wrong somewhere. Jesus never once said 'I am the second person of the triune Godhead.' he said follow me. maybe we should start there.

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• DL

  Drew L.4h ago

  People keep citing councils like they're authoritative. But I thought Protestants believed Scripture alone? The moment you say 'well Nicaea settled it,' you've imported a tradition-based authority structure. You can't have it both ways. Either Scripture is sufficient to establish doctrine or you need the councils. Which is it?

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  Drew1d ago

  The real issue is Matthew 28:19. Jesus says baptize in the name (singular) of the Father, Son, and Holy Spirit. Three persons, one name. That's not Greek philosophy. That's Jesus Himself speaking. If you think the Trinity is a pagan invention, you need to account for that verse on its own terms.

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  Iris12h ago

  The 'patient with both sides' approach sounds humble but it actually isn't. The Trinity is not a secondary issue. If Jesus isn't fully God, His death doesn't accomplish what Christianity claims it accomplishes. The atonement collapses. This matters enormously.

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  Elena 211d ago

  What's wild to me is that Jews reading the Old Testament already had a complex picture of God — the Angel of the Lord who IS the Lord, the Spirit hovering over the waters, Wisdom personified in Proverbs 8. The roots are right there. The New Testament doesn't add Greek philosophy. It reveals what was always hinted at in Hebrew Scripture. The councils put words to it. They didn't make it up.

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  Alex9h ago

  Sola Scriptura doesn't mean the church can't recognize what Scripture teaches. The councils didn't add to Scripture — they reflected on it. There's a big difference between 'the council speaks with final authority' (Rome's position) and 'the council correctly summarized what's already in the text.' You're presenting a false either/or.

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  Kofi K.6h ago

  Athanasius contra mundum is genuinely one of the most badass things in church history and I don't use that word lightly

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  Reese1d ago

  lol 'Greek philosophy wearing a Christian mask' is such a Reddit talking point. every time I hear this I know the person has read exactly one Bart Ehrman book and zero Athanasius.

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  Yuki K.9h ago

  Exactly right. Athanasius didn't fight his whole career into exile five times because this was a nice-to-have. The early church understood that low Christology = no gospel. Period.

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  Zara6h ago

  Honestly this debate is why I think Christians need WAY more church history education and way less 'just me and my Bible' confidence. The church has wrestled with this for centuries with brilliant people giving their lives to get it right. A little humility about what can be figured out in a living room with a concordance seems appropriate.

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  Alex18h ago

  okay but if the vocabulary changes the meaning — and philosophical vocabulary always carries baggage — then you can't just say 'oh the words are Greek but the ideas are pure.' language shapes thought. this is not a dumb objection.

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