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.

16. When the prodigal son, in the parable, repented and turned toward home, what did his father do?
What is the first and primary evidence of our acceptance with God?
What is inseparable from the experience of justification by faith?
How early does Paul say Timothy was instructed?
What came out of one of the four horns of the goat?
In view of the judgment hour, what is proclaimed anew?
What are all admonished to do when these signs have appeared?

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