Erforsche mich, Gott, und erfahre mein Herz, BWV 136
... that Bach may have reused earlier music for his cantata Erforsche mich, Gott, und erfahre mein Herz, BWV 136 for the eighth Sunday after Trinity of 1723?
... that <a href="./Johann_Sebastian_Bach" id="mwBbs" rel="mw:WikiLink" title="Johann Sebastian Bach">Bach</a> may have reused earlier music for his <a href="./Bach_cantata" id="mwBbw" rel="mw:WikiLink" title="Bach cantata">cantata</a> <i id="mwBb0"><b id="mwBb4"><a href="./Erforsche_mich,_Gott,_und_erfahre_mein_Herz,_BWV_136" id="mwBb8" rel="mw:WikiLink" title="Erforsche mich, Gott, und erfahre mein Herz, BWV 136">Erforsche mich, Gott, und erfahre mein Herz, BWV 136</a></b></i> for the eighth Sunday after <a href="./Trinity_Sunday" id="mwBcA" rel="mw:WikiLink" title="Trinity Sunday">Trinity</a> of 1723?