Christ unser Herr zum Jordan kam, BWV 7
... that Bach's chorale cantata Christ unser Herr zum Jordan kam, BWV 7, for St. John's Day, is based on Luther's hymn about the baptism of Jesus?
... that <a href="./Chorale_cantata_(Bach)" id="mwA5M" rel="mw:WikiLink" title="Chorale cantata (Bach)">Bach's chorale cantata</a> <b id="mwA5Q"><a href="./Christ_unser_Herr_zum_Jordan_kam,_BWV_7" id="mwA5U" rel="mw:WikiLink" title="Christ unser Herr zum Jordan kam, BWV 7"><i id="mwA5Y">Christ unser Herr zum Jordan kam</i>, BWV<span id="mwA5c" typeof="mw:Entity"> </span>7</a></b>, for <a class="mw-redirect" href="./Nativity_of_St._John_the_Baptist" id="mwA5g" rel="mw:WikiLink" title="Nativity of St. John the Baptist">St. John's Day</a>, is based on <a href="./Martin_Luther" id="mwA5k" rel="mw:WikiLink" title="Martin Luther">Luther</a>'s hymn about the <a href="./Baptism_of_Jesus" id="mwA5o" rel="mw:WikiLink" title="Baptism of Jesus">baptism of Jesus</a>?