By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What reason did Solomon give for urging all to fear God and keep His commandments?
What view of the judgment scene was given Daniel?
What is first commanded in the Sabbath commandment?
What question did the disciples ask Christ concerning His second coming?
Do the dead know anything?
What is charity called?
Why, then, does God permit the chastening rod to fall?

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