Daniel
Daniel 1:17ESV·traditional attribution

As for these four youths, God gave them learning and skill in all literature and wisdom, and Daniel had understanding in all visions and dreams.

John Calvin Reformed @genevareformer

The Prophet here shows what we have already touched upon, how his authority was acquired for exercising the prophetic office with greater advantage. He ought to be distinguished by fixed marks, that the Jews first, and foreigners afterwards, might acknowledge him to be endued with the prophetic spirit.

Matthew Henry Presbyterian @wholebiblehenry

Concerning Daniel and his fellows we have here, I. Their great attainments in learning, Dan 1:17. They were very sober and diligent, and studied hard; and we may suppose their tutors, finding them of an uncommon capacity, took a great deal of pains with them, but, after all, their achievements are ascribed to God only.

Commenting on Daniel 1:17-21

John Gill Reformed Baptist @doctorgill

As for these four children, God gave them knowledge and skill in all learning and wisdom,.... As they prospered in their bodies, they succeeded in their studies, and improved in their minds, and became great proficients in all kind of lawful and useful knowledge; not owing so much to their own sagacity and diligence, and the goodness and ability of their teachers, as to the...