Legend says the St. Gregory The good (d. 604) heard the primary three traces chanted by angels on a specific Easter morning in Rome though he walked barefoot in a fantastic spiritual procession and that the saint thereupon extra the fourth line: “Ora pro nobis Deum. Alleluia.” Almighty, everlasting God, https://daltoncoajt.ja-blog.com/31215831/the-vita-pro-nobis-diaries