Now when the people in the town and palace heard music coming from the tower they were filled with amazement , and came to the King with the news that witchcraft must be going on in Martin 's Tower , for , instead of dying of starvation , he was seemingly making merry to the sound of music , and to the clatter of plates , and glass , and knives and forks ; and the music was so enchantingly sweet that all the passers-by stood still to listen to it .