Jerusalem (hymn)
From Tardis Wiki, the free Doctor Who reference
"Jerusalem" was a hymn sung at one of Winifred Gillyflower's meetings in 1893 at a church near Sweetville. Gillyflower lead the song, and the entire congregation, excluding Jenny Flint, joined in.
Its lyrics included:
Behind the Scenes
In the real world, although the hymn was written around 1804, Hubert Parry's melody was not actually composed until 1916, 23 years after the story was set.