On what day was John in the Spirit?

Answer

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

What is the first and primary evidence of our acceptance with God?
How is justification laid hold upon?
What other prediction asserts the same great truth?
How are parents instructed to bring up their children?
What reason is given in the fourth commandment for keeping the Sabbath day holy?
What means will be employed to lead the people back into this false worship?
What is written on these gates?

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