The New Testament Standard of Piety is a book written by William McDonald in 1860. This book is a detailed exploration of the New Testament's teachings on piety, or the quality of being religiously devout and reverent. McDonald delves into the various aspects of piety, including prayer, faith, obedience, and love, and provides insights and guidance on how to cultivate a life of piety according to the New Testament. The author draws extensively from...