...a history of 'song'-ing through the liturgy, arriving

...a history of 'song'-ing through the liturgy, arriving at the 'new song, that we are. Ps. 150, Song of Moses, Song of the Red Sea, Magnificat, Psalms as aids to prayer, then Hymns (A Mighty Fortress as Psalm 46, etc.). A recap, as in Deut. before the new way.