What evidence is there that Alexander may have believed that he was of divine descent? And how convincing would this evidence have appeared to one of his followers?
From studying the sources of the ancient world that talk about Alexander The Great, it is clear that many of them present Alexander as being some type of heroic figure or Demi-god. However you could question whether Alexander believed this himself. Only by studying his actions and the actions of those around him can we draw any type of conclusion on this matter. This can be done through the use of sources that exist from the time of and around his death. Most of these sources have been lost or are incomplete however, so I feel that it would be best to mainly consult the sources of Arrian and Plutarch Although both of these were written a couple of hundred years after Alexander's death they are still the most complete. Plus Arrian would seem to have many sources to consult in his writing, all from Alexander's time. His main two sources were Ptolemy and Aristobulus, both of whom were on Alexander's campaigns. Plutarch's account is more a biography than a history since it is full of stories and anecdotes, however it contains some information that Arrian doesn't so it is still a worthy source to consult.
In this it would first be prudent to study all those events in Alexander's life, which would seem to suggest that he did have some belief that he was of divine origin. The primary example of this would appear to be his visit to the shrine of Ammon. While in Egypt, Alexander had an urge to visit the temple since he wanted to consult the oracle there, which had a ?reputation for infallibility'. Arrian also states that both Perseus and Heracles had consulted it at some point. And since it is clear from A ...