The Great Apostasy — Departure from Truth

2 Thessalonians 2:3-4 — Great Controversy Series (Lesson 3) — Mark with RED. Write 'GC3' in margin. Paul warned that a great falling away would come before Christ's return. Pagan practices, human traditions, and corrupt leadership gradually replaced the pure gospel. This lesson traces how the early church departed from biblical faith, fulfilling prophecy and setting the stage for centuries of spiritual darkness.