Meanwhile, while looking for something else I cam across of one Ehrman's lectures which deals with the Day of Preparation issue.
https://youtu.be/Qd7Lanms-gY
Pretty much starts around the 26:00 minute mark although I doubt that fundies have the attention span for it. Maybe you can skip ahead?
https://youtu.be/Qd7Lanms-gY
Pretty much starts around the 26:00 minute mark although I doubt that fundies have the attention span for it. Maybe you can skip ahead?