By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What is the measure of the power of God which believers may experience in their daily lives?
What assurance was given to Daniel concerning the period of time mentioned in verse 14?
What is the result of willful sin?
Why did the Lord abhor the Canaanites?
How early was this sacrificial system known?
How did Christ speak of the gathering of the Gentiles?
What does the Psalmist say about the dead praising God?

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