By what authority was Sunday Sabbath-keeping instituted?

Answer

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

What are the commandments of God declared to be?
In all we do, whose glory should we have in view?
Where and by whom were the foundations of home laid?
How complete is to be the fall of modern Babylon?
Who did He say would enter the kingdom of heaven?
When was there a wonderful darkening of the sun?
What is written on these gates?

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