Cantata No. 80 "A Mighty Fortress Is Our God" BWV. 80 - The Word of God Will Firm Abide Against Our Foes Assailing (第80号康塔塔 “坚强的堡垒是我们的上帝”，作品80 - 上帝的话，必坚定恪守反对我们的敌人抨击)