Note 1386 — Chapter XIV
Reading edition
“Compertum nobis est nullam esse Satanae cum filiis lucis communionem; ita inter catholicos quidem et haereticos nullam compositionem, nisi fictam fallaciisque plenissimam, fieri posse pro certo habemus.”—Potter, Pie V, 86 (ed. Gouban), Book 4, letter I, p. 269; Pius V to Charles IX, January 29, 1570. At p. 272 is a letter in a similar vein to the duke of Anjou, written on the same day.