Parting prayers can be powerful experiences. I remember my father laying his hand on my shoulder and praying for me before I left home in California to travel across the country to Princeton Seminary where I would prepare for a lifetime of ministry. I cannot recall my father’s words, but I remember his hand, shaky from Parkinson’s, on my shoulder and the heartfelt nature of his prayer. It should come as no wonder that John, one of Jesus’ closest disciples, remembered his Master’s parting prayer before he went to the cross. John not only remembered this prayer he must have prayed the words himself over the ensuing years of his life. That is, perhaps, the explanation for the reference to “Jesus Christ” in Jesus’ own prayer, a statement that seems misplaced on the lips of Jesus himself. So, what we have in John 17 is the essence of the final prayer of Jesus, what some have called his high priestly prayer, though it was a prayer made on earth, not in heaven. As we embark on this...