Legend says the St. Gregory The good (d. 604) heard the 1st 3 strains chanted by angels on a particular Easter morning in Rome whilst he walked barefoot in a terrific religious procession and which the saint thereupon additional the fourth line: “Ora Professional nobis Deum. Alleluia.” Almighty, everlasting God, https://whitneyc074puy6.iamthewiki.com/user