What are they?
Tehillim meaning “Praises” is the Hebrew name for the Book of Psalms. The title of the book is derived from the Greek word, Psalmoi, meaning “instrumental music” and “the words accompanying the music.”
What is the purpose?
The purpose of many is to praise and worship God with music.
Who wrote them?
Most of the psalms were written by David, but there are other authors.