An examination of the role trees play in the New Testament Gospels.
Yohanan the Immerser Demands Repentance

In Yohanan the Immerser Demands Repentance John the Baptist challenges his audience, which had gone through all the trouble of going out to the Jordan River to receive his baptism, to accept his even more important advice: to repent of their evil deeds and imitate the faithfulness of Abraham their father.