Legend suggests the St. Gregory The good (d. 604) listened to the 1st 3 traces chanted by angels on a certain Easter early morning in Rome when he walked barefoot in a terrific religious procession and which the saint thereupon extra the fourth line: “Ora pro nobis Deum. Alleluia.” Name https://felixowbfl.educationalimpactblog.com/53180601/not-known-facts-about-vita-pro-nobis