What do Catholics say of the observance of Sunday by Protestants?

Answer

"It was the Catholic Church which, by the authority of Jesus Christ, has transferred this rest to the Sunday
in remembrance of the resurrection of our Lord. Thus the observance of Sunday by the Protestants is an
homage they pay, in spite of themselves, to the authority of the [Catholic] church. "-"Plain Talk About the
Protestantism of Today," by Mgr. Segur, page 213.

18. When asked by the rich young man the conditions of eternal life, to what did Jesus direct his attention?
How has Christ made it possible for righteousness to be imputed to the believer?
At the conclusion of Daniel's prayer, what assurance did Gabriel give him?
BY whom was the Ten Commandment law proclaimed?
What is the nature of the moral law?
At Corinth what did he do on the Sabbath days?
What does Daniel say of this kingdom?

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