By what authority was Sunday Sabbath-keeping instituted?

Answer

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

Through what was the original creation wrought?
What prophetic declaration foretold this truth?
What are we exhorted by, the prophet to seek?
What is sin?
What is the chief occupation of Satan and his angels?
How does God anticipate the needs of His children?
How long will there be poor in the world?

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