By what authority was Sunday Sabbath-keeping instituted?

Answer

By the authority of the Catholic Church. See page 131.

For what purpose did Christ come into the world?
BY what union does Christ reconcile both Jew and Gen. tile to God through the cross?
What power was represented by the ram having two horns?
What did the apostles say to the idolaters at Lystra?
In His first recorded discourse, what did Christ say of the law?
What, then, is the nature of all Sabbath legislation?
What did Christ say of the certainty of this prophecy?

Questions & Answers are from the book Bible Readings for the Home Circle