By what authority was Sunday Sabbath-keeping instituted?

Answer

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

Of what were the works of Abraham an evidence?
And what is indicated as the lawful use of the law?
Before coming to Sinai, what had Moses taught Israel?
After conferring over this matter, what decision was reached by the apostles?
25. Since the Sunday Sabbath originated with the Roman power (the beast), to whom will men yield deference to compulsory Sunday laws?
How does the Sunday law of Charles 11, of 1676, read?
In his dream at Bethel, what did Jacob see?

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