Trinity heresies still exist
The early church fought off false teachers and doctrines to obtain a better understanding of what the Bible teaches about who God is and how the Father, Son, and Holy Spirit relate to one another in terms of their existence and works. They thought deeply and biblically regarding the Scripture’s affirmation that we worship one God in three persons: Father, Son and Holy Spirit. In so doing, the church defended biblical truth against three errors: modalism, Arianism, and semi-Arianism. Yet, these errors did not go away but have periodically reappeared throughout church history. MODALISM Modalism1 arose in the late second and early third centuries when theologians promoted the doctrine of Monarchianism. Monarchianism (from the Greek mono, “one,” and arch, “ruler”) is the heretical doctrine that teaches that the one God is only one person who manifests Himself in different ways at different times. A third-century theologian by the name of Sabellius (c. AD 215) could not reconcil