Psalms 137:2-4

Thomson(i) 2 Upon the willows in the midst of it we hung up our harps; 3 for there they who had captivated us, asked of us the words of a song: and they who had led us away, asked for a hymn, saying, Sing for us some of the odes of Sion. 4 How can we sing the song of the Lord in a strange country?