Daniel 2:19

19 Then the mystery was revealed to Daniel in a vision of the night; and Daniel blessed the God of heaven, and said,

Daniel 2:19 Meaning and Commentary

Daniel 2:19

Then was the secret revealed unto Daniel in a night vision,
&c.] That is, after Daniel and his companions had importunately sought the Lord by prayer, the secret of the king's dream, and the interpretation of it, were made known to Daniel, and to him only; he being the person designed in Providence to be raised to great honour and dignity by means of it; this was done either the same night, or the night following, and, as some think, in a dream, and that he dreamed the same dream Nebuchadnezzar did, which he remembered, though the king forgot it; or, however, the same image was represented, to him, whether sleeping or waking, and the meaning of it given him: then Daniel blessed the God of heaven:
gave thanks to him, that he had heard his prayer, and indulged him in his request; which thanksgiving, blessing, or praise, is expressed in the following words:

Daniel 2:19 In-Context

17 So Daniel went into his house, and made known the matter to Ananias, and Misael, and Azarias, his friends.
18 And they sought mercies from the God of heaven concerning this mystery; that Daniel and his friends might not perish with the rest of the wise men of Babylon.
19 Then the mystery was revealed to Daniel in a vision of the night; and Daniel blessed the God of heaven, and said,
20 May the name of God be blessed from everlasting and to everlasting: for wisdom and understanding are his.
21 And he changes times and seasons: he appoints kings, and removes , giving wisdom to the wise, and prudence to them that have understanding:

The Brenton translation of the Septuagint is in the public domain.