By what authority was Sunday Sabbath-keeping instituted?

Answer

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

By what name are the sacred writings of the Bible commonly known?
What charge did Jesus bring against the Pharisees?
7. What, according to Matthew's account, did Christ say were to he the signs in the sun, moon, and stars?
How did Christ speak of the gathering of the Gentiles?
What change is made in Satan's condition at the close of the one thousand years?
What was the result of this message?
What events mark the sounding of the seventh trumpet?

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