KJV: And the elders of the Jews builded, and they prospered through the prophesying of Haggai the prophet and Zechariah the son of Iddo. And they builded, and finished it, according to the commandment of the God of Israel, and according to the commandment of Cyrus, and Darius, and Artaxerxes king of Persia.
NASB: And the elders of the Jews were successful in building through the prophesying of Haggai the prophet and Zechariah the son of Iddo. And they finished building according to the command of the God of Israel and the decree of Cyrus, Darius, and Artaxerxes king of Persia.
KJV: 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.
NASB: "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."
KJV: 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.
NASB: Then they approached and spoke before the king about the king's injunction, "Did you not sign an injunction that any man who makes a petition to any god or man besides you, O king, for thirty days, is to be cast into the lions' den?" The king replied, "The statement is true, according to the law of the Medes and Persians, which may not be revoked."
KJV: Then these men assembled unto the king, and said unto the king, Know, O king, that the law of the Medes and Persiansis, That no decree nor statute which the king establisheth may be changed.
NASB: Then these men came by agreement to the king and said to the king, "Recognize, O king, that it is a law of the Medes and Persians that no injunction or statute which the king establishes may be changed."