What is the essential teaching of the new covenant?

Answer

"For this is the covenant that I will make with the house of Israel after those days, says the Lord; I will put
My laws into their mind, and write them in their hearts: and I will be to them a God, and they shall be to
Me a people." Heb. 8: 10.

From what time does David say he himself was taught?
What charge was made against Stephen concerning his attitude toward the ceremonial law?
Who made the Sabbath?
When afflicted, for what did he pray?
How must one ask in order to receive?
What is to become of our earth in the day of the Lord?
Why are its gates not to be closed?

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