Darby's Synopsis: Psalms: Book 5
J. N. Darby, Synopsis of the Books of the Bible · public domain
The viewpoint of the fifth book
In the fifth Book the people are looked at as brought back, and a general survey of God's ways taken, with a kind of divine commentary on it all, ending, as all His ways surely will, in praise.
Source
J. N. Darby, Synopsis of the Books of the Bible, text from STEM Publishing: https://www.stempublishing.com/authors/darby/synopsis/psalms/psalmse.html. Provenance on the sources page.