In response to the disciples' confession and this new teaching about his death and resurrection, Jesus took three of his men to a mountaintop. Though we don't know the exact location of this event, it seems likely to be one of Mt. Hermon's peaks, around 9,000 feet in elevation. The other gospels tell us he went there to pray, and, as was their custom, they slept while he cried out to God. (5 Minutes/1100 Words)