Authors:

All great soul-winners have been men of much and mighty prayer, and all great revivals have been preceded and carried out by persevering, prevailing knee-work in the closet.

Samuel Logan Brengle (2013). “Take Time to Be Holy: 365 Daily Inspirations to Bring You Closer to God”, p.186, Tyndale House Publishers, Inc.
All great soul-winners have been men of much and mighty prayer, and all great revivals have been preceded and carried out by persevering, prevailing knee-work in the closet.