The God of heaven. — We meet with this title of Almighty God for the first time in Genesis 24:7. After the Captivity, it frequently designates the true God as contrasted with the heathen gods. (See Ezra 1:2; Nehemiah 1:5; Psalms 136:26.) It is used by Daniel in this sense in this verse.
Related Commentaries of Daniel 2:18
Daniel 2:18
18 That they would desire mercies of the Gode of heaven concerning this secret; that Daniel and his fellows should not perish with the rest of the wise men of Babylon.