The design of contending earnestly for the faith delivered unto the saints is not only to edify Christians, but also to convince and gain other persons, persuading them also to embrace the faith. The testimony of the saints should, therefore, be calculated to preserve the distinction between the world and the Church, and to enlighten those who have already embraced the faith.

Reformation Principles Exhibited by the Reformed Presbyterian Church in the United States of America (New York: Hopkins and Seymour, 1807), vi.