By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What is inseparable from the experience of justification by faith?
13. To the woman who had been healed by touching His garment, what did Christ say made her whole?
What does this angel say?
What is said of the poor but wise child?
What scripture shows that the Roman emperors ruled the world?
Why do the inhabitants of heaven worship God?
How is this beast further described?

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