How did Jesus emphasize the necessity of conversion?

Answer

"Verily I say unto you, Except you be converted, and become as little children, you shall not enter into the
kingdom of heaven!' Matt. 18: 3.

By what is this cleansing from sin and fitting for God's service accomplished?
Whom did Christ say the Holy Spirit would glorify?
To whom did God commit the care and early training of His only begotten Son?
From what time does David say he himself was taught?
Why are we exhorted to patience?
How did Elijah pray before obtaining his request?
17. Under what figure are the Gentile believers represented who have become a part of the true Israel of God?

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