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.

Did Joshua think it immaterial what god Israel served?
How early does Paul say Timothy was instructed?
What did Daniel say the king had seen in his dream?
Whose sovereignty is thus challenged?
What was first seen on the opening of the sixth seal ?
If one lacks wisdom, what is he told to do?
Why did not these ancient worthies receive the promise?

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