We Three Kings,
The Choir of Kings College, Cambridge

Images in the video (in order of appearance):

The Three Magi, Byzantine mosaic c. 565, Basilica of Sant'Apollinare Nuovo, Ravenna, Italy

Magi stained glass window, c. 1896, at Church of the Good Shepherd in Rosemont, Pennsylvania

Detail from the medieval choir screen in Paris’ Notre Dame Cathedral, Paris

Incised third century A.D. sarcophagus slab depicts the Adoration of the Magi, from the Catacombs of Rome

The Magi Journeying, by James Tissot, c. 1890

The Adoration of the Magi, by Bartolomé Esteban Murillo, 1655-1600