Even if every Catholic miracle claim is genuine, it does not follow that Catholicism is true. Here is why I think the current online debate is confused.

If you spend any time on Catholic social media, you will have run into the debate over Catholic miracles. It has persuaded many people to become Catholic. It has also left others uneasy about whether this is a good way to argue at all. I wanted to approach the topic with care, which is why I did not weigh in straight away.

The argument runs roughly like this. There exist what people call vindicatory miracles that are specific to Catholicism: Marian apparitions, the stigmata of certain saints, healings tied to particular relics, Eucharistic miracles. Because these miracles are bound up with distinctively Catholic (and sometimes Eastern Orthodox) doctrines, they give us good reason to believe that Catholicism is true.

I should say up front that I am a practising Catholic. It would be nice for me if these arguments all worked. But I think we need far more caution here than the debate usually shows, and I want to explain why.

Scripture is wary of signs

Christianity is not, on the whole, a religion that treats miracles as self-authenticating. It is founded on the greatest miracle of all: the incarnation, life, death and resurrection of our Lord Jesus Christ. Yet the Bible is clear that a miracle does not by itself guarantee authenticity. This is a point many people overlook.

Consider Matthew 12. When the Pharisees ask Jesus for a sign, he answers that a wicked and adulterous generation asks for a sign, and none will be given except the sign of the prophet Jonah: as Jonah spent three days and three nights in the belly of the fish, so the Son of Man will spend three days and three nights in the heart of the earth. Matthew 16 repeats the same structure, this time with the Pharisees and Sadducees testing him. Jesus rebukes them for reading the sky but not the signs of the times, and again points only to the sign of Jonah.

Jesus certainly performed miracles. But when people demand a sign, he redirects them to his death and resurrection. That is the sign of his authority.

You might reply that this only warns against demanding signs, not against trusting the ones we receive. Matthew 24 goes further. Speaking of the end times, Jesus warns that many will come in his name and deceive many, and that false messiahs and false prophets will appear and perform great signs and wonders to deceive, if possible, even the elect.

So Scripture explicitly anticipates genuine signs being used to lead people astray. Much of the online debate focuses on showing that a given miracle really happened and really is Catholic-specific. But even if a miracle is genuine, there is still work to do. We must ask whether it supports the Christian message or whether it is a false sign.

To be clear, I am not suggesting the Catholic Church is a false church. My point is narrower: even granting the miracles, we should not leap to “Catholicism is true because Mary appeared to someone” or “because a Eucharistic host became flesh and blood”.

Miracles happen outside Catholicism too

The second preliminary point is that miracle claims are not confined to Catholicism. There is substantial evidence for healing miracles in Protestant communities. The New Testament scholar Craig Keener has documented a great many of them across Protestant traditions.

I have close connections with the Protestant evangelical world, and I hear such stories constantly. One missionary in Africa was spreading the gospel when local tribesmen, hostile to his work, came to attack his compound. When they arrived, they saw a host of figures standing on the walls guarding it, and they fled. If they had wanted to kill him, they could have. Something made them run.

Another story concerns a friend of a friend preparing for a mission trip to Mongolia. Shortly before he left, someone he barely knew offered him a batch of footballs from their factory. He had no idea what to do with them but took them anyway. When the team arrived, they learned that the local church had been praying for footballs for a badly underfunded school. Unprompted, the answer turned up in their luggage.

I could go on for days. Many of these accounts are hard to dismiss.

There are also striking claims in other religions. I have not studied them closely, but some seem to warrant at least a second look. My friends Amos and Joshua, whom I have interviewed on the channel about the Bahá’í faith, have looked into the reported miracle at the execution of the Báb. I have also heard an account from a shamanic context: a man whose wife was taken by a crocodile was given a liquid by a shaman, told to pour it into the water, and told that the crocodile that convulsed most violently would be the one. He did, killed that crocodile, cut it open, and found his wife’s remains. I am not claiming these are true miracles. But something odd seems to be going on.

So at least within Christianity, there appear to be well-attested miracles across traditions, and possibly beyond Christianity too. That is the backdrop for my two main arguments.

Argument one: miracles don’t support every kind of Catholicism

For the rest of this post, let’s grant that the miracles are real: genuine Protestant healings, and genuine Catholic vindicatory miracles. Fatima was a true apparition, Padre Pio really bore the stigmata, and Eucharistic hosts really became flesh.

My first claim is that this pattern does not support all forms of Catholicism. For most of its history before Vatican II, the Church held a fairly literal reading of extra ecclesiam nulla salus, “no salvation outside the Church”. There were always figures who left room for non-Catholics; Aquinas can arguably be read as an inclusivist. But the prevailing view was that Protestants, as heretics, stood outside the Church and outside salvation.

After Vatican II, the understanding broadened. Many theologians today are open to the idea that people who are invincibly ignorant may be saved without being formal members of the visible Church. This is what traditionalist groups such as the SSPX attack as a departure from traditional teaching.

Why does this matter? The miracle argument assumes that miracles are evidence pointing people toward the truth. If I witness a Marian apparition or a Eucharistic miracle, I should become Catholic. By the same logic, a Protestant who experiences a miracle within their own community, praying within their own beliefs, gains evidence for theism and for their own denomination.

Now suppose the strict, pre-Vatican II view is correct, and practising Protestantism is genuinely harmful to one’s salvation. Then it becomes very hard to explain why God would allow so many miracles in Protestant communities. One or two could be put down to a false prophet, a mistake, or God helping a particular person at a particular time. But miracles this numerous and widespread look like God confirming people in their path, not luring them away from salvation.

If miracles help move people toward salvation, and they occur abundantly among Protestants, we have good reason to think people outside the visible Church can be saved. That fits comfortably with the post-Vatican II view, on which such people belong to the Church invisibly while the Catholic Church still holds the means of salvation and the keys of the kingdom. But it sits badly with the older, rigid view.

So we cannot move straight from Catholic miracles to “Catholicism is true” without asking which Catholicism. At best, the evidence supports a particular, more ecumenical understanding of it.

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Argument two: mere Christianity explains the evidence better

My second question is which hypothesis best explains this diversity of miracles: Catholicism, or something closer to mere Christianity?

It is worth noticing that many Protestants are actually more exclusivist than the post-Vatican II Catholic Church. Many evangelicals, and much of the magisterial Reformation tradition, hold that salvation comes through explicit faith in Christ alone. On that view, a child in the Amazon who has never heard the gospel is lost. (That is a simplification, as any YouTube video or blog post will be, but the contrast holds.) Just as widespread miracles are poorly explained by rigid pre-Vatican II Catholicism, they are poorly explained by rigid Protestant exclusivism.

By mere Christianity I mean a simple faith in Jesus Christ, without treating particular doctrines such as sola fide as the core of the message of salvation. Paul offers a striking picture in Romans 2. Those who sin apart from the law will perish apart from the law, and those under the law will be judged by it. It is not the hearers of the law who are righteous, but the doers. When Gentiles who do not have the law do by nature what it requires, they show that its requirements are written on their hearts, their consciences bearing witness, on the day when God judges people’s secrets through Jesus Christ.

Those who have never heard the gospel, then, are judged by the law written on their hearts. One could take this further: someone among the Maya, or in Japan before any Christian contact, might be judged according to the moral codes of their own tradition.

That gives us two competing hypotheses:

1. Catholic primacy: the Catholic Church is the visible Church outside of which there is no salvation, even on the broader post-Vatican II reading.
2. Mere Christianity: Christ is unique, and those outside the Church are judged by the law written on their hearts.

Which better explains miracle testimony across different Christian traditions, and perhaps across religions? Personally, I think the mere Christian picture does.

Mere Christianity can stay open to Catholic doctrines. It can allow that Mary was immaculately conceived, or that transubstantiation and the real presence are true. But it does not need them to be the dividing line of salvation. A devout Catholic whose faith is strengthened by a Eucharistic miracle, and a Protestant whose faith is strengthened by a healing, are both readily explained by it.

If you are looking for a full video breakdown, check out my YouTube video on the channel here:

Every answered prayer is vindicatory

I would go one step further. Some will insist that Catholic vindicatory miracles are uniquely strong evidence. But in a sense, every answered prayer vindicates the tradition in which it is prayed.

If someone asks a saint’s intercession through a relic and is healed, that supports belief in the communion of saints. But when anyone prays to God, they are not addressing an abstract concept. Their prayer expresses a whole worldview: a particular understanding of who God is and how he acts. Any miracle in answer to that prayer is, in some sense, a vindication of that worldview. That is why I think the special weight placed on Catholic vindicatory miracles is overstated.

Conclusion

The miracles may well be real. But the inference from “Catholic miracles happen” to “Catholicism is true” is far less straightforward than the online debate suggests. Scripture warns that even genuine signs can mislead. Miracles abound outside Catholicism. Their spread sits badly with a rigid view of salvation. And a mere Christian picture may explain the whole pattern better.

That is why I think the current Catholic miracle discourse is confused. These are contestable points, and I would love to hear whether you agree or disagree.

AI disclaimer: This post was adapted from the transcript of my video with the help of AI (Claude by Anthropic), which was used to edit the spoken text into written form. The arguments and views are my own, and I have reviewed the final text.