Luke is physician and Historical BOOKE KEEPERS OF EVETNS. During this time Luke see God as the Son Of Man whom most people back in those days refereed to Jesus as the Son Of Man . As you know Son On Man walk the street preaching the Gospel and helping others during his reign. Luke new of the Son Of Man will have great suffering and pain due to the crucifixion is coming. Luke wrote about that and Son Of Man revealed Mark 9:12 God knew of his death.