O Ewigkeit, du Donnerwort, BWV 20

O Ewigkeit, du Donnerwort (O eternity, you word of thunder), BWV 20, is a church cantata by Johann Sebastian Bach. He composed it in Leipzig for the first Sunday after Trinity Sunday and first performed it on 11 June 1724. It is the first cantata he composed for his chorale cantata cycle, the second annual cycle he started in Leipzig. The cantata is based on Johann Rist's hymn "O Ewigkeit, du Donnerwort" (1642), with a chorale melody by Johann Schop.

O Ewigkeit, du Donnerwort, BWV 20

O Ewigkeit, du Donnerwort (O eternity, you word of thunder), BWV 20, is a church cantata by Johann Sebastian Bach. He composed it in Leipzig for the first Sunday after Trinity Sunday and first performed it on 11 June 1724. It is the first cantata he composed for his chorale cantata cycle, the second annual cycle he started in Leipzig. The cantata is based on Johann Rist's hymn "O Ewigkeit, du Donnerwort" (1642), with a chorale melody by Johann Schop.