Messiah, HWV 56, Pt. 1 - Handel: Messiah, HWV 56, Pt. 1: No. 19, Recit. Then Shall the Eyes of the Blind Be Opened (Alto) - No. 20, Aria. He Shall Feed His Flock Like a Shepherd (Alto/Soprano) (弥赛亚，作品56 - 第19首 - 第20首 宣叙调与女中音咏叹调：瞎子的眼睛必睁开……他必牧养自己的羊群)