1. Martin Luther - said that the Psalms contained all the truth of the Old Testament
2. God - the true author of the Psalms
3. Nehemiah - some Psalms were written during his lifetime after the exile
4. John Calvin - said that the Psalms teach Christians the anatomy of their own souls
5. David - seventy-three Psalms attributed to him
Psalms are religious songs originally meant to be accompanied by instruments. The earliest Psalm is attributed to Moses. The Psalms are generally thought to fit into three main types: Hymns, Laments, and Thanksgiving.