We also have fragments of Deuterocanonical books, which Protestants deny, and of the Apocryphal books which are not part of the Bible. What we do not have from before A.D. 100 is a list of which books do and do not belong in the Bible.
No fragments of Pauls List ever existed. Any claim of rwhat they were is a guess or a wish from a later date.
Not a wish from a later date but the continuing faithfulness of the early church to what they were taught by the Apostles, which just as reliable as the Scriptures that this same church has handed down to us.
“What we do not have from before A.D. 100 is a list of which books do and do not belong in the Bible.”
Not nessary at all. They had the foundation of the church - the apostles. They also had 2/3 of Scripture from Israel.
The Faithful Holy Spirit inspired and preserved it all.
Ah, but we do.
Peter notes that Paul's letters were considered Scripture in 2 Peter 3:16. That's a nice chunk of the NT noted as Scripture.
Catholics didn't formalize their canon until Trent.