Legend states the St. Gregory The nice (d. 604) heard the 1st three traces chanted by angels on a certain Easter morning in Rome though he walked barefoot in a terrific spiritual procession and that the saint thereupon extra the fourth line: “Ora pro nobis Deum. Alleluia.” Almighty, everlasting God, https://vitapronobis04691.blog2news.com/31712360/a-secret-weapon-for-vita-pro-nobis