Gerd Theissen defends the existence of a Passion source in chapter 4 “A Major Narrative Unit (the Passion Story) and the Jerusalem Community in the Years 40-50 CE” in The Gospels in Context (London & New York: T&T Clark, 1992), 166-199. While Theissen dates this source between 40 to 50 CE, he dates the finished Gospel of Mark to after 70 CE. His major arguments are that there was a common source underlying the Markan and Johannine Passion narratives which were independent of each other and the writer of the source was directly familiar with some of the characters named therein.
Starting with the disagreement between the Markan and Johannine chronologies on the precise date of Jesus’s death, Theissen believes that Mark’s source actually agreed with John that Jesus died on the day of preparation before Passover. This is the real reason for why Jesus was hastily tried at night for there could be no judicial proceedings on the Passover (Mark 14:1-2)…
View original post 340 more words