By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What gracious promise does God make to His people?
17. What assurance was given by the angel that these prophecies would he understood in the last days?
How was the destruction of Jerusalem and the sanctuary by the Romans then foretold?
When Christ came to this earth, what was His attitude toward God's will, or law?
What did Christ nail to His cross?
What has this firm trust in Jesus led many to do?
In whom are we complete?

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