By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What is the devil's relationship to lying?
Is there a specified time for the cleansing of the heavenly sanctuary?
What did Jesus say of the sacramental wine?
What statement shows that sin was in the world before the law was given on Mount Sinai?
Had the Lord spoken regarding the Sabbath previous to this time?
What has always been the result of religious legislation or a union of church a state ?
What will be the experience of those who say in their hearts that the Lord is not soon coming?

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