By what authority was Sunday Sabbath-keeping instituted?

Answer

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

For what were the Bereans commended?
For what purpose was Christ manifested?
What else does the prophecy say the little horn would do?
What announcement immediately follows the judgment-hour message of Rev. 14: 6,7?
How much honor is due to Christ?
Under what figure was the Christian church represented to the Apostle John?
What great change will then take place in their bodies?

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