'Grown up' in the Bible

{And then} in those days when Moses had grown up, he went out to his brothers, and he saw their {forced labor}, and he saw an Egyptian man striking a Hebrew man, [one of] his brothers.

But he rejected the advice of the old men, which they gave him, and he consulted with the youngsters who had grown up with him, who were {serving} before him.

Then the youngsters who had grown up with him spoke to him, saying, "Thus you shall say to this people who spoke to you: 'Your father made our yoke heavy, but you lighten [it] for us,' you shall say to them, 'My little finger is thicker than my father's loins.

But he forsook the advice of the elders that advised him and took counsel of the young men who had grown up with him who were {serving} before him.

Then the young men who had grown up with him said to him, "Thus you should say to this people who have said to you, 'Your father made our yoke heavy, so you yourself should lighten [it] for us.' Thus you should say to them, 'My little finger [is] thicker than the loins of my father.

and said, "My God, I am ashamed and embarrassed to lift my face to you, my God. For our sins have risen above our heads and our guilt has grown up to the heavens.

By faith Moses, [when he] was grown up, refused to be called the son of Pharaoh's daughter,