I'm not sure what you mean by the question.
However, to the non-skeptical mind, one can prove the God origin of scripture via the demonstrated power of prophecy. This is as certain a proof as is the testimony of the early Christians....in some ways a bit more objective.
I'm not sure what you mean by the question.
Sorry, pastor, I was asking P-Marlowe that question, since he seems to think that the Bible validates itself as God's Word without the witness of exterior witnesses.
Regards