 Such was its popularity that it spread to other churches in Saxony, both Catholic and Lutheran.It was also used by later composers, including Felix Mendelssohn (in his "Reformation Symphony") and Richard Wagner (in his opera "Parsifal").In 1777, as a result of negotiations by Swedish diplomat Count Löwenhjelm, Naumann was appointed to reform the Stockholm Hovkapell and assist King Gustavus III in his opera plans.