Stiffelio was based on the play Le pasteur, ou L'évangile et le foyer by Émile Souvestre and Eugène Bourgeois and was originally censored due to it involving as it does a Protestant minister... Read allStiffelio was based on the play Le pasteur, ou L'évangile et le foyer by Émile Souvestre and Eugène Bourgeois and was originally censored due to it involving as it does a Protestant minister of the church with an adulterous wife.Stiffelio was based on the play Le pasteur, ou L'évangile et le foyer by Émile Souvestre and Eugène Bourgeois and was originally censored due to it involving as it does a Protestant minister of the church with an adulterous wife.