Hodie Christus natus est:
Hodie Salvator apparuit:
Hodie in terra canunt Angeli,
laetantur Archangeli
Hodie exsultant justi, dicentes:
Gloria in excelsis Deo.
Alleluia.

https://www3.cpdl.org/wiki/index.php/Hodie_Christus_natus_est