As he worked for Protestant magistrates the remainder of his life , it is likely that he was an adherent of Calvinism .
Sweelinck was employed instead by the city itself .
As Sweelinck worked for Protestant magistrates the remainder of Sweelinck 's life , it is likely that he was Sweelinck adherent of Calvinism .
Sweelinck was employed instead by the city itself .