The article was written in 1964, and as noted in the post above about Robin Kelly's book, is not uncontroversial. Today, a title like "high priest of jazz" would probably elicit snickers from jazz lovers and musicians.
It was said that "Trane was the father, Pharoah was the son and I am the Holy Ghost" by Albert ayler, referring to three different saxophone players. I suppose this completes the religious metaphor