By what authority was Sunday Sabbath-keeping instituted?

Answer

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

How did the father show his joy at his son's return?
What is the Lord able to do regarding the future?
What relation does a justified person sustain to the law?
What, according to prophecy, was to be Christ's attitude toward the law?
What prophecy spoke of their return from captivity?
What did John see in the right hand of Him who sat on the throne ?
What is to be finished when the seventh trumpet is about to sound?

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