3 Bible Verses about Adult Children

Brothers, do not show yourselves children in understanding. In wickedness be infants, but in understanding show yourselves men.

When I was a child, I talked as a child, I felt as a child, I reasoned as a child; now that I am a man, I have done with childish ways.

My point is this--As long as the heir is under age, there is no difference between him and a slave, though he is master of the whole estate.