such was the mystical/ magical power in his music , totally compelling , overwhelmingly attractive , it is said , that it was able to supersede all other physical forces even to the extent that , of their own accord , objectsrocks and boulders are specifically mentionedwere said to have followed him about to hear ; or to somehow participate mystically in the vibrations of his music , which , assumedly , superseded , in a totally compelling , overwhelmingly attractive manner , all other physical forces .