Ach Herr, mich armen Sünder, BWV 135
... that bass voice and trombone carry the cantus firmus of a famous chorale melody in the opening chorus of Bach's cantata Ach Herr, mich armen Sünder, BWV 135?
... that bass voice and trombone carry the <a href="./Cantus_firmus" id="mwCZ0" rel="mw:WikiLink" title="Cantus firmus">cantus firmus</a> of a <a class="mw-redirect" href="./O_Haupt_voll_Blut_und_Wunden#Melody" id="mwCZ4" rel="mw:WikiLink" title="O Haupt voll Blut und Wunden">famous chorale melody</a> in the opening chorus of <a href="./Bach_cantata" id="mwCZ8" rel="mw:WikiLink" title="Bach cantata">Bach's cantata</a> <i id="mwCaA"><b id="mwCaE"><a href="./Ach_Herr,_mich_armen_Sünder,_BWV_135" id="mwCaI" rel="mw:WikiLink" title="Ach Herr, mich armen Sünder, BWV 135">Ach Herr, mich armen Sünder, BWV 135</a></b></i>?