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.

What change is thus brought about?
What will sound doctrine enable the faithful teacher to do?
How does Paul describe this dedication of the covenant?
How long did he continue this work there?
When and by whom was the Council of Nice convened?
7. With what is witchcraft classed by Paul, and what does he say to those who are guilty of such things?
What will the ransomed of the Lord then do?

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