Entfernet euch, ihr heitern Sterne, BWV Anh. 9

Entfernet euch, ihr heitern Sterne (Disperse yourselves, ye stars, serenely!

[2] He composed it in Leipzig to celebrate the 57th birthday of the Elector of Saxony, King Augustus II the Strong,[3] and it was performed for him on his birthday, 12 May 1727, on the Markt square of Leipzig, by students of the University of Leipzig,[4] with Bach directing.

[3] The king was also presented with the work's libretto, written by Christian Friedrich Haupt.

[3] The music to this secular birthday cantata by Bach is lost.

[2][3] It has been speculated from the surviving libretto, however, that several movements from the Mass in B minor are derived from it.