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.

What is said of the tender compassion of God?
What relation does faith bear to knowledge?
22. After being united with Christ in the likeness of His death and resurrection, what should the believer do?
And how should husbands regard their wives?
How are parents instructed to bring up their children?
Why did God destroy the antediluvian world?
What did Charlemagne's Sunday law of 800 require?

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