Messiah, HWV 56 / Pt. 1 - Handel: Messiah, HWV 56 / Pt. 1: 14. "There were shepherds ... And suddenly there" (弥赛亚 - 第14首 宣叙调：有牧羊的人……伴奏宣叙调：那天使对他们说 - 伴奏宣叙调：忽然有一大队天军)