The training of Daniel and his companions is one of the essential dimensions of the program of integration described in Daniel 1.
The young Judeans are not merely transported to Babylon. They are prepared to serve in the intellectual and administrative world of the empire.
They learn “the literature and language of the Chaldeans” (Daniel 1.4), undergo three years of training, and are finally examined by Nebuchadnezzar.
The account does not condemn this learning.
Daniel agrees to know the culture of Babylon and acquires the skills necessary to exercise responsibilities there.
But the text immediately introduces a fundamental distinction: acquired knowledge and divine revelation are not identical.
Daniel can learn the literature of Babylon.
He cannot learn in a Babylonian school the mystery that God alone reveals in Daniel 2.
This distinction helps us understand the place of wisdom in the book as a whole.
Daniel does not set faith against intelligence, nor faithfulness against competence.
On the contrary, he shows that a man can know deeply the culture in which he lives without surrendering his religious identity to it.
The Babylonian training makes Daniel a man able to serve the empire; it does not make him a worshiper of the gods of the empire.
It is precisely this distinction between intellectual integration and religious assimilation that helps us understand Daniel's position at the court of Babylon.