On what day was John in the Spirit?

Answer

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

What is said of the strength and wisdom of God?
11. How is the closing work of the gospel under the outpouring of the Spirit described by the Revelator?
Who did He say would enter the kingdom of heaven?
How are those described who will he prepared for the coming of Christ?
What else has He promised to do?
Upon what condition does Christ say we shall receive?
When will immortality be conferred upon the saints?

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