For what purpose is the mystery of the gospel made manifest?

Answer

But now [the mystery] is made manifest, and by the Scriptures of the prophets, according to the
commandment of the everlasting God, made known to all nations for the obedience of faith." Rom. 16: 26.

What is the ultimate purpose of faith?
In what other statement did He teach the same truth?
What was the result of the Jews' not accepting Christ?
For what are His parables noted?
For how long a time should one honor his parents?
Who minister to God, and assist in the judgment?
Through what is the knowledge of sin obtained?

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