By what authority was Sunday Sabbath-keeping instituted?

Answer

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

In what words was this promise renewed to Abraham?
What did Isaiah say Christ would do with the law?
When Moses came down from Sinai, what did he see?
What means will be employed to lead the people back into this false worship?
Under what authority were its decrees published?
Why, then, does God permit the chastening rod to fall?
12. When the woman of Canaan came to Christ, beseeching Him to heal her daughter, what did He say?

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