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.

By what is this cleansing from sin and fitting for God's service accomplished?
How should the wife relate herself to her husband?
What will he the reward of those who honor their parents?
When God was about to proclaim His law to Israel, of what did He tell Moses to remind them?
What will be the experience of those who say in their hearts that the Lord is not soon coming?
What is God called in the Scriptures?
For what purpose was the earth created?

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