On what day was John in the Spirit?

Answer

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

Of whom did Moses and the prophets write?
How is eternal life bestowed?
Why do the inhabitants of heaven worship God?
What did Christ state as a condition of entering into life?
What is the next event mentioned in the prophecy?
What role do his agents assume?
What does God's Word then become to the believer?

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