Daniel 6:14 in the King James Version
Then the king, when he heard these words, was sore displeased with himself, and set his heart on Daniel to deliver him: and he laboured till the going down of the sun to deliver him.
Context
13 Then they answered and said before the king, “That Daniel, who is of the children of the captivity of Judah, doesn’t respect you, O king, nor the decree that you have signed, but makes his petition three times a day.”
14 Then the king, when he heard these words, was very displeased, and set his heart on Daniel to deliver him; and he labored until the going down of the sun to rescue him.
15 Then these men assembled together to the king, and said to the king, “Know, O king, that it is a law of the Medes and Persians, that no decree nor statute which the king establishes may be changed.”