In what way is this comparison further explained?

Answer

"For everyone that uses milk is unskillful in the Word of righteousness: for he is a babe. But strong meat
belongs to them that are of full age, even those who by reason of use have their senses exercised to discern
both good and evil." Verses 13,14.

What accompanies repentance?
When asked by the Jews for a sign of His Messiahship, what did Jesus say?
For what have we been taught to pray?
How does God regard those who walk in His law?
When was there a wonderful darkening of the sun?
Under whose influence are the nations to be assembled?
What encouragement is held out concerning the branches which have been broken off?

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