On what day was John in the Spirit?

Answer

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

Can anything separate the true child of God from the love of God?
In receiving the Son what do we have in Him?
Through whom did God create the world?
20. When and by what church council was the observance of the seventh day forbidden, and Sunday observance enjoined ?
What petition was made to the emperor by a church convention of bishops in AD 401?
What did Christ tell the rich young man to do?
Who will walk in the light of the city?

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