It's been mentioned over and over on these forums that the gospels are anonymous and as such, we have no idea if we can trust what's in them. Here's a link which pieces together how Christians can say confidently that Mark wrote Mark, Luke wrote Luke, Matthew wrote Matthew and John wrote John and that these were written within the 1st century.
Anyway, if there's anything wrong with his reasoning which I failed to see, please tell me. He's got a lot more videos on this topic though.
Choosing to subscribe to this topic will automatically register you for email notifications for comments and updates on this thread.
Email notifications will be sent out daily by default unless specified otherwise on your account which you can edit by going to your userpage here and clicking on the subscriptions tab.