By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What is faith declared to be?
What is the whole world called upon to do?
Why did the patriarch Job offer burnt offerings?
What example did Christ set in Sabbath observance?
12. Do Catholic authorities acknowledge that there is no command in the Bible, for the sanctification of Sunday?
What did Christ say would he the result if the days of persecution were not shortened?
What was the object of the church bishops in securing these Sunday laws?

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