By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What distinct purpose did Christ have in giving Himself for the church?
How has God revealed to us the hidden things of the kingdom?
Why should husbands be considerate of their wives?
In the visions of John, what interpretation is given to the woman who sat upon many waters?
What means will be employed to lead the people back into this false worship?
33. In view of the fact that we do not know the exact time of Christ's coming, what important admonition has He given us?
What is an evidence of perfection?

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