Those are interesting stories about Enoch, but they’re only true in concept.
“A word for word” is a hard thing to clarify, because they don’t exist from one Bible translation to another. Furthermore the Bible was copied over and over and went through many edits, so we no longer know what a word for word reading really is.
However, having said this, we do believe the teachings as they point to living in the heavenly will of God, and they go back to the very beginning.
We don’t know who Bart Ehrman is.
In the Love of the Lord,
Frank and Mary