On what day does John say he was in the Spirit?

Answer

"I was in the Spirit on the Lord's day." Rev. 1: 10.
 


From what is a converted sinner saved?
To whom has execution of judgment been committed?
Who first enjoined Sunday-keeping by law?
What is the first -symbol of Revelation 13:9?
What is Peter's testimony regarding it?
What relation do all sustain to God?
To whom is the gospel the power of God unto salvation?

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