Canon 29. “Christians shall not Judaize and be idle on Saturday [Sabbath], but shall work on that day; but the Lord's day they shall especially honor.”—“A History of the Councils of the Church,” Charles Joseph Hefele, Vol. II, page 316.
21. How late did Christians keep the Sabbath?
“Down even to the fifth century, the observance of the Jewish Sabbath was continued in the Christian church.”—Lyman Coleman's “Ancient Christianity Exemplified,” chap. 26, sec. 2.
22. How generally does the historian Socrates, who wrote about the middle of the fifth century, say the Sabbath was observed by the Christian churches of his time?
“Although almost all churches throughout the world celebrate the sacred mysteries on the Sabbath of every week, yet the Christians of Alexandria and at Rome, on account of some ancient tradition, refuse to do this.”—Socrates's “Ecclesiastical History,” book 5, chap. 22.
23. What day was observed in the dark ages by some of the Waldenses?
“They kept the Sabbath day, observed the ordinance of baptism according to the primitive church, instructed their children in the articles of the Christian faith and the commandments of God.”—Jones's “Church History,” Vol. II, chap. 5, sec. 4.
24. Who among the early Reformers raised this question of Sabbath observance?
“Carlstadt held to the divine authority of the Sabbath from the Old Testament.”—“Life of Luther,” by Dr. Barnes Sears, page 402.
25. What did Luther say of Carlstadt's Sabbath views?