The Introit for Ascension
Men of Galilee, why are you gazing in astonishment at the sky? alleluia;
Just as you have seen him ascend into heaven, so, in like manner, shall he return,
alleluia, alleluia, alleluia.
All nations, clap your hands; shout unto God with a voice of joy.
Schola of the Vienna Hofburgkapelle