“Pot, meet kettle!”
And it’s worse than that. It’s simply dishonest to make a claim like he did. He is literally creating something out of thin air.
Newman was right:
If you would have some direct downright proof that Catholicism is what Protestants make it to be, something which will come up to the mark, you must lie... To Protestantism False Witness is the principle of propagation. (John Henry Newman, Lecture 4. True Testimony Insufficient for the Protestant View)
I'm sure you would then want to show Thread and post # where someone stated that to know that Matthew wrote the book of Matthew is part of Sola Scriptura right. Surely you didn't "create something out of thin air" did you.