The Christingle service on Christmas Eve signifies Jesus, The light of the world entering into humanity. This popular song by Graham Kendrick is used in schools and church services every year.
https://grahamkendrick.co.uk/song-for-christingle/
Hear Graham tell the story of Song for CHristingle: https://www.youtube.com/watch?v=tCcqtrp20Eg&list=PLu8mfQRMKrc6JG5r0hbp-ucO1CVd7kBRB&index=7