'Educated' in the Bible

The king appointed for them a daily ration from the king’s choice food and from the wine which he drank, and appointed that they should be educated three years, at the end of which they were to enter the king’s personal service.

The Jews then were astonished, saying, “How has this man become learned, having never been educated?”

Moses was educated in all the learning of the Egyptians, and he was a man of power in words and deeds.

“I am a Jew, born in Tarsus of Cilicia, but brought up in this city, educated under Gamaliel, strictly according to the law of our fathers, being zealous for God just as you all are today.