1. Defiling thoughts and actions come from the mind of a person, which causes the sins Jesus mentioned: murder, adultery, theft, deceit and blasphemy to name a few. Mark 7:21-23
2. John preached repentance, in the wilderness of Judea, to all the people who came out to hear him. Those that confessed their sins were baptized in the Jordan. Jesus came from Galilee to be baptized too. Matthew 3