By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What basis for reconciliation was made by Christ's death?
What is the mark of a true friend?
How, then, did the Lord prove the people (verse 4) whether they would keep His law, or not?
10. Because the disciples plucked a few ears of corn on the Sabbath day to satisfy hunger, what accusation did the Pharisees make against them to Christ?
5. What will be the dragon's attitude toward the remnant people who keep the commandments of God?
What was the burden of the message of John the Baptist?
Whose prayers does Solomon say are an abomination?

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