Original source: Chorale, Ein feste Burg ist unser Gott, BWV 303 Chorale Text: Ein feste Burg ist unser Gott*, by Martin Luther (1529) Tune: Ein feste Burg ist unser Gott, by Martin Luther (1529) (Zahn 7377) First Performance: Unknown* Appearance in Early Collections (Key):
Riemenschneider 250;
Breitkopf 250;
Dietel 3;
AmB 46II p.219
Other Harmonizations: BWVs 80.8, 302
Notes
This chorale survives without text. The text that appears here is the one provided by editors of the Bach Gesellschaft Ausgabe (BGA).
Speculation regarding liturgical occasion: Dürr believes it probable that this setting came from the lost cantata BWV 80a, the earlier Weimar version of BWV 80. (See NBA III/2.2 KB, p.270.)