Christmas Oratorio, BWV 248 - Part Three - For the third Day of Christmas - J.S. Bach: Christmas Oratorio, BWV 248 - Part Three - For the third Day of Christmas: No. 33 Choral: "Ich will dich mit Fleiß bewahren" (圣诞节清唱剧，作品248 - 第三部分“圣诞节后二天”：第33首 众赞歌：“主啊，我将永远服从主”)