'Trained' in the Bible
And Moses was trained in all the wisdom of Egypt, and was great in his words and works.
This man had been trained in the way of the Lord; and burning in spirit, he gave himself up to teaching the facts about Jesus, though he had knowledge only of John's baptism:
I am a Jew of Tarsus in Cilicia by birth, but I had my education in this town at the feet of Gamaliel, being trained in the keeping of every detail of the law of our fathers; given up to the cause of God with all my heart, as you are today.
If you keep these things before the minds of the brothers, you will be a good servant of Christ Jesus, trained in the words of the faith and of the right teaching which has been your guide:
So that the man of God may be complete, trained and made ready for every good work.
But solid food is for men of full growth, even for those whose senses are trained by use to see what is good and what is evil.
At the time all punishment seems to be pain and not joy: but after, those who have been trained by it get from it the peace-giving fruit of righteousness.