On what day was John in the Spirit?

Answer

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

What change is wrought in conversion, or the new birth?
What blessed experience follows upon the acceptance of Christ as our righteousness?
By what are all men to be finally judged?
Will the Sabbath be observed as a day of worship in the new earth?
Of what besides a knowledge of God as Creator, is the Sabbath a sign?
When afflicted, for what did he pray?
What will follow this great conflagration?

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