New American Standard Bible (©1995)
"Now, O king, establish the injunction and sign the document so that it may not be changed, according to the law of the Medes and Persians, which may not be revoked."
King James Bible
Now, O king, establish the decree, and sign the writing, that it be not changed, according to the law of the Medes and Persians, which altereth not.
Darby Bible Translation
Now, O king, establish the decree, and sign the writing, that it be not changed, according to the law of the Medes and Persians, which may not be revoked.
English Revised Version
Now, O king, establish the interdict, and sign the writing, that it be not changed, according to the law of the Medes and Persians, which altereth not.
Online Parallel Bible