From the Title Page: Showing the way of Salvation, giving the reader the key with which to unlock its great storehouse of peace and happiness.
From the Preface: The first part of the book aims to point out the way of Salvation and how to get it. The second part shows how to keep it, and enjoy its blessings, while the latter part is given especially for the benefit of those who have bodily afflictions and are suffering the pains of sickness and disease, or are oppressed of the Devil.