The last solo movement, termed "Aria" by Bach,' (Come, do not keep me waiting longer), is a complex structure uniting four "voices", two singers, solo oboe and solo cello.
The last solo movement, termed "Aria" by Bach,' (Come, do not keep me waiting longer), is a dialogue of the Soul and the Spirit, close to love lyric. Bach composed the text as a complex structure uniting four "voices", the two singers, solo oboe and solo cello.