Lasst uns erfreuen
... that the 20th-century Easter hymn "Ye Watchers and Ye Holy Ones" takes its melody from "Lasst uns erfreuen" (Let us rejoice), a tune published in 1623 by a German activist against witch-hunts?
... that the 20th-century Easter hymn "<a href="./Ye_Watchers_and_Ye_Holy_Ones" id="mwAo4" rel="mw:WikiLink" title="Ye Watchers and Ye Holy Ones">Ye Watchers and Ye Holy Ones</a>" takes its melody from "<b id="mwAo8"><span about="#mwt36" data-mw='{"parts":[{"template":{"target":{"wt":"lang","href":"./Template:Lang"},"params":{"1":{"wt":"de"},"2":{"wt":"[[Lasst uns erfreuen]]"}},"i":0}}]}' id="mwApA" title="German-language text" typeof="mw:Transclusion"><i lang="de"><a href="./Lasst_uns_erfreuen" rel="mw:WikiLink" title="Lasst uns erfreuen">Lasst uns erfreuen</a></i></span></b>" (Let us rejoice), a tune published in 1623 by a German activist against <a href="./Witch-hunt" id="mwApE" rel="mw:WikiLink" title="Witch-hunt">witch-hunts</a>?