On what day was John in the Spirit?

Answer

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

What promise is made to the obedient?
What was the result of this great miracle?
Whose presence does the Holy Spirit bring to the believers?
What will be the fate of the one who curseth his father or his mother?
BY whom was the Ten Commandment law proclaimed?
Was the Sabbath designed to be a day for public worship?
Under what figures is the first trumpet described?

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