Why Was Pelagius A Heretic?

Why Was Pelagius A Heretic? Pelagianism is considered heresy because it departs from essential biblical truth in several of its teachings. … The Bible states that when Adam sinned, sin entered the world and brought death and condemnation to everyone, “for everyone sinned” (Romans 5:12-21, NLT). What was pelagius heresy? Pelagianism, also called Pelagian heresy,