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.

In what way is this comparison further explained?
What is the result of faith's being put to the test?
What message announces the judgment hour come?
What does the Sabbath commandment require?
Under what figure was the Christian church represented to the Apostle John?
Who notes the groans of the prisoner?
What is the measurement of the city?

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