Note 102 — Chapter IV · THE ALBIGENSIAN CRUSADES.
Reading edition
Innocent. PP. III. Serm. de Diversis VI.; Regest. VII. 165, X. 54.—Honor. PP. III. Epist. ad Archiep. Bituricens. (Martene Ampl. Collect. I. 1149-51).
In 1250 Robert Grosseteste, Bishop of Lincoln, told Innocent IV. at Lyons that the corruption of the priesthood was the cause of the heresies which afflicted the Church (Fascic. Rer. Expetend. et Fugiend. II. 251. Ed. 1690).