Who are the apostles?

Jesus is in the Temple in Jerusalem. He is praying. But Alexander, the Roman soldier he has met before, appears. His horse has wounded a child, who is in agony, so he comes looking for the Master, who he is sure can save this innocent. His arrival causes a scandal, because a pagan in the Temple is very serious in the eyes of the Pharisees. So Jesus goes straight to him and heals the boy. The doctors of the Law then reproached him for all the commotion he was causing in the holy place...