

They contradict each other on many aspects. So either only is from God or none of them are.
Obviously we cannot consider texts that were modified and are no longer like the originals (which we need to have for comparison) since we know parts of the text is not from God. Not knowing which part has been altered makes things worse.
Preservation is a requirement prior to even considering what the text says.






Please Do Not Throw Sausage Pizza Away !