The song also refers to Psalm 19 verse 4:
May the words of my mouth and the meditation of my heart
be pleasing in your sight, O LORD, my Rock and my Redeemer
Daniel and his three friends, Shadrach, Meshach and Abednego, were four out of many thousands of exiles deported from the land of Judah. There were three deportations from 605BC to 586BC, when Jerusalem fell as recorded in Jeremiah 52.
For my first post and the video of Rivers of Babylon, click here