Description
"Gaudete Christus est natus ex Maria Virgine" is a song belonging to the collection of the Piae Canciones, XVIth century. The tune is set here for 4 women's voices to be sung a cappella or with percussion accompaniment (on the refrain). It can also be performed by a women's ensemble, or even by instruments. Wikipedia has a photo of the original song on it's page.