this is the interpretation, O king: It is a decree of the Most High, which has come upon my lord the king,
We have here the interpretation of Nebuchadnezzar's dream; and when once it is applied to himself, and it is declared that he is the tree in the dream (Mutato nomine de te fabula narratur - Change but the name, the fable speaks of thee), when once it is said, Thou art the man, there needs little more to be said for the explication of the dream.
Commenting on Daniel 4:19-27
And whereas they commanded to leave the stump of the tree roots,.... That is the watchers and the Holy Ones; or it was commanded: this was the order given by the most High: thy kingdom shall be sure unto thee; signifying that another king should not be set up in his place; and though the kingdom and administration of it would depart from, him for...
decree of the Most High--What was termed in Dan 4:17 by Nebuchadnezzar, "the decree of the watchers," is here more accurately termed by Daniel, "the decree of the Most High." They are but His ministers.