On what day does John say he was in the Spirit?

Answer

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

And what besides a mere belief in the truth is necessary?
How are parents instructed to bring up their children?
Who will sing the song of Moses and the Lamb on the sea of glass?
What reason is given in the fourth commandment for keeping the Sabbath day holy?
What graces are we to add in our character building?
What is the height of the wall?
What is written on these gates?

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