DeSanctus
Dies sanctificatus
Latin text
Dies sanctificatus illuxit nobis:
Venite gentes, et adorate Dominum.
Quia hodie descendit lux magna in terris/super omnem terram.
Alleluia.
Haec dies quam fecit Dominus:
Exultemus, et laetemur in ea.
English translation
A day made holy dawns upon us;
O come, all nations, and adore the Lord;
for today a great light has descended upon earth/on all the earth.
Alleluia.
This is the day the Lord has made;
let us be glad and rejoice in it.
https://www.cpdl.org/wiki/index.php/Dies_sanctificatus