Daniel 6:15

At that time these men ran together with tumult to the king, and saying to the king, Know, O king, that the law to Media and Persia is, that every interdict and statute that the king shall set up is not to be changed.

Esther 8:8

And write ye for the Jews as is good in your eyes, in the king's name, and seal it with the king's signet ring: for the writing which was written in the king's name, and sealed with the king's signet ring, none to turn back.

Daniel 6:12

At that time they drew near, and saying before the king concerning the interdict of the king, Didst thou not sign an interdict that every man that shall seek from any God and man even for thirty days, except from thee, O King, shall be cast into the den of lions? The king answered and said, The word is certain, according to the law of Media and Persia, that shall not pass away.

Psalm 94:20-21

Shall the throne of mischief be joined together with thee forming labor upon the law?

Daniel 6:8

Now, O king, wilt thou set up the interdict, and sign the writing, that not to be changed according to the law of Media and Persia, which shall not pass away.

Treasury of Scripture Knowledge

Summary

Then these men assembled unto the king, and said unto the king, Know, O king, that the law of the Medes and Persians is, That no decree nor statute which the king establisheth may be changed.

Bible References

Know

Daniel 6:8
Now, O king, wilt thou set up the interdict, and sign the writing, that not to be changed according to the law of Media and Persia, which shall not pass away.
Esther 8:8
And write ye for the Jews as is good in your eyes, in the king's name, and seal it with the king's signet ring: for the writing which was written in the king's name, and sealed with the king's signet ring, none to turn back.
Psalm 94:20
Shall the throne of mischief be joined together with thee forming labor upon the law?