SabbatarianismSabbatarianism advocates the observation of the Sabbath in Christianity, in keeping with the Ten Commandments. The observance of Sunday as a day of worship and rest is a form of first-day Sabbatarianism, a view which was historically heralded by nonconformist denominations, such as Congregationalists, Presbyterians, Methodists, Moravians, Quakers and Baptists, as well many Episcopalians.
ArmstrongismArmstrongism is the teachings and doctrines of Herbert W. Armstrong while leader of the Worldwide Church of God (WCG). His teachings are professed by him and his followers to be the restored true Gospel of the Bible. Armstrong said they were revealed to him by God during his study of the Bible. The term Armstrongite is sometimes used to refer to those that follow Armstrong's teachings. Armstrongism and Armstrongite are generally considered derogatory by those to whom it is applied, who prefer to be known as members of the Church of God (COG).
Lord's DayThe Lord's Day in Christianity is generally Sunday, the principal day of communal worship. It is observed by most Christians as the weekly memorial of the resurrection of Jesus Christ, who is said in the canonical Gospels to have been witnessed alive from the dead early on the first day of the week. According to some sources, Christians held the Sabbath as resting day, commemorating the God's Commandment, which said that the Sabbath should be the day of resting, according to .
JudaizersThe Judaizers were a faction of the Jewish Christians, both of Jewish and non-Jewish origins, who regarded the Levitical laws of the Old Testament as still binding on all Christians. They tried to enforce Jewish circumcision upon the Gentile converts to early Christianity and were strenuously opposed and criticized for their behavior by the Apostle Paul, who employed many of his epistles to refute their doctrinal positions.
