Johann Sebastian Bach, BWV 745, (often attributed to C.P.E. Bach) is a choral prelude, Aus der Tiefe ruf’ ich / Out of the depths I call [text / virtual performance] used as the melody for the Anglican hymn, "Forty Days and Forty Nights" [text].
Performance of Taras Baginets on the Sauer-organ (op.2000, 1973, III, 52), Sverdlovsk State Academic Philharmonie, Ekaterinburg, Russia [YouTube]
Performance of Leonidas Melnikas [listen
Performance of Hans Fagius on the 1724 Cahman organ, Kristine Church, Falun, Sweden [NML](info)
Performance of Hans Helmut Tillmanns on the Welland Organ of "Heilig Geist Kirche," Olpe, Germany [NML] (info)