Daniel 6:12

Then they came near, and spoke before the king concerning the king’s decree: “Haven’t you signed a decree that every man who makes a petition to any god or man within thirty days, except to you, O king, shall be cast into the den of lions?” The king answered, “This thing is true, according to the law of the Medes and Persians, which doesn’t alter.”

Then they came near, and spake before the king concerning the king’s decree; Hast thou not signed a decree, that every man that shall ask a petition of any God or man within thirty days, save of thee, O king, shall be cast into the den of lions? The king answered and said, The thing is true, according to the law of the Medes and Persians, which altereth not.