via Mint, Anise, and the Cumin:
The Book of Psalms or Sefer Tehillim is properly the ‘Scrolls of Praise’ which contain Psalms, Hymns and Spiritual Songs.
The Greek Septuagint as well as other translations of the book of Psalms contain the various titles in the inscriptions of each Psalm. One is a Psalm, One is a Song, One is a Hymn, another is a Psalm and Hymn and yet another a Hymn and Song.
When we get to Paul’s words in Ephesians and Colossians, the terms have already been well known on what they refer to which was the Sefer Tehillim and was part of a Triadic Expression…”