Christian Swedish students sing Hanukkah song for Jewish classmates – On December 13th. during Saint Lucy’s Day, the students sing Christmas carols but also devote one of the songs to the Jewish students and to Hanukkah. | The Jerusalem Post

A video of Christian Swedish children singing „Maoz Tzur“ on Saint Lucy’s Day went viral on social media over the last few days. 
These children are students at a public school in Stockholm (that has asked the Jerusalem Post to not publicize its name), a unique school that offers about 100 of its 900 students Jewish studies including the learning of Hebrew.