Orthodoxy, heterodoxy, and unionism. God prohibits church fellowship with heterodox churches. Why? True and false cannot exist with equal standing. If true allows for false, true ceases to be true. Learn more about this and other reasons why the orthodox church is not to fraternize with those who teach contrary to Scripture.

Find the resource about President Pieper at concordiahistoricalinstitute.org/presidents/president-pieper.

Host Rev. Tyrel Bramwell, St. Mark Lutheran Church in Ferndale, California, and author of the book Come in, We are Closed, talks about curious topics to excite the imagination, equip the mind, and comfort the soul with God’s ordering of the world in the Law and Gospel. Send him your questions at stmarksferndale.com. You can find his videos at youtube.com/c/tyrelbramwell.