Fill in the Catholic Hymn Lyric by Erica

CEO mini round!

Song: O Come All Ye Faithful
Lyrics, 2 words (repeated 3 times):

Adeste fideles
Laeti triumphantes,
Venite, venite in Bethlehem;
Natum videte,
Regem Angelorum.

XXXXX,
XXXXX,
XXXXX Dominum.