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.

What would make the death of Christ in vain?
What kind of church would He thus be able to present to Himself?
What did the Lord command Abraham to do?
What is the essential teaching of the new covenant?
21. What did this council, in its twenty-ninth canon, decree concerning the Sabbath and Christians who continued to observe it ?
What complaint is made against Sunday trains and Sunday newspapers?
How enduring will be their pleasures?

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