What would make the death of Christ in vain?

Answer

"If righteousness come by the law, then Christ is dead in vain." Gal. 2: 21.

After one truly receives Christ, whose life will be manifested in him?
How faithfully should parents teach their children the Word of God?
In what spirit should children obey their parents?
When, according to the Bible, does the Sabbath begin?
When was the papal head of the first beast of Revelation 13 wounded?
What is Peter's testimony regarding it?
What did Paul say regarding our duty to the poor?

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