This book therefore, should he'rsed with a right under standing of its design, and of the precise class of cases to which its counsels are adapted. It is designed for mourn ers in Zion for those children of God whose souls are cast down and disquieted within them for those who walk softly before the Lord who live in con?ict with sin in themselves; who have been wounded with the fiery darts of the wicked one; and who would prize, inestima bly, the peace and comfort to be obtained by going to Cal vary, and in sitting at the feet of Jesus.