: Scofield identifies specific periods in human history where man is "tested in respect of obedience to some specific revelation of the will of God".
: A subject-based system that allows readers to follow major biblical themes throughout the entire Bible. Scofield Study Bible (New King James Version)
The NKJV Scofield III includes several enhancements designed to modernize the classic system while preserving its original theological framework: : Scofield identifies specific periods in human history