Legend states the St. Gregory The nice (d. 604) listened to the first 3 lines chanted by angels on a particular Easter morning in Rome even though he walked barefoot in an excellent spiritual procession and that the saint thereupon extra the fourth line: “Ora pro nobis Deum. Alleluia.” Almighty, https://vitapronobis32197.bloggerbags.com/36377035/an-unbiased-view-of-vita-pro-nobis