Warum betrübst du dich, mein Herz

"Warum betrübst du dich, mein Herz" (Why are you afflicted, my heart)^[1] is a Lutheran hymn. According to some sources, both hymn writer and composer are anonymous.^[1] The melody, Zahn No. 1689a,^[2] appeared on broadsides from the mid-16th century in Nürnberg, one of them dated 1561.^{[citation needed]} For a while the tune had been attributed to Hans Sachs.^[3][4]

Warum betrübst du dich, mein Herz
Lutheran hymn
Catalogue	Zahn 1689a
Language	German
Composed	16th century

Johann Sebastian composed a chorale cantata on the hymn, Warum betrübst du dich, mein Herz, BWV 138.^[1]