原文: While shepherds watched their flocks by night. William Knapp. A cappella. Sacred , Carol. Language. English. SATB. 1753.
译文: 虽然放牧,晚上看着他们的羊群. This setting was first published on pages 159-161 of William Knapp's New Church Melody , 1st edition, London. 威廉·纳普.