The gospels were not chosen at Nicea. That myth originates from the novel The DaVinci Code. The book is fiction by the way.
You are espousing the Jesus Myth theory. That is a fringe theory which have generally been rejected by historians. The similarities with Amon etc. are pretty superficial except for the universal resurrection theme. Don't believe the websites with long lists of unsourced parallels.
You are espousing the Jesus Myth theory. That is a fringe theory which have generally been rejected by historians. The similarities with Amon etc. are pretty superficial except for the universal resurrection theme. Don't believe the websites with long lists of unsourced parallels.