Lieber Herr Gott, wecke uns aufLieber Herr Gott, wecke uns auf is a motet for two four-part choirs by Johann Christoph Bach, setting a prayer for Advent in German.History and musicBach composed the motet Lieber Herr Gott, wecke uns auf in 1672. The text is a prayer for Advent, probably translated into German by Martin Luther. Bach scored it for a double chorus and basso continuo. The autograph score is held by the Berlin State Library.