Aus tiefer Not schrei ich zu dir, BWV 38
…Va) and basso continuo. This is one of three Bach cantatas to use four different trombone parts (soprano, alto, tenor, and bass), the others being Ach Gott, vom Himmel sieh darein, BWV 2 and Ich hatte viel Bekümmernis, BWV 21. The instruments play colla parte with the voices in the outer movements in the style of Bach's motets. In the…