Daniel
Daniel 5:13ESV·traditional attribution

Then Daniel was brought in before the king. The king answered and said to Daniel, “You are that Daniel, one of the exiles of Judah, whom the king my father brought from Judah.

John Calvin Reformed @genevareformer

Here the king does not acknowledge his own folly, but without any modesty he interrogates Daniel, and that, too, as a captive, — Art thou, that Daniel, of the captives of Judah, whom my father led away? He seems to speak contemptuously here, to keep Daniel in servile obedience; although we may read this sentence as if Belshazzar inquired, Are you that Daniel? In truth, I have heard of thee!

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. The information given to the king, by the queen-mother, concerning Daniel, how fit he was to be consulted in this difficult case. It is supposed that this queen was the widow of Evil-Merodach, and was that famous Nitocris whom Herodotus mentions as a woman of extraordinary prudence.

Commenting on Daniel 5:10-29

John Gill Reformed Baptist @doctorgill

Then was Daniel brought in before the king,.... Proper officers being sent to seek and find him; and having fetched him from his house or apartment where he lived, which seems to have been in the city of Babylon, though not very probably at court as formerly, he was introduced in form into the king's presence; and the king spake and said unto Daniel, art...