Esther 3:12
Then were the king's scribes called on the thirteenth day of the first month, and there was written according to all that Haman had commanded to the king's lieutenants, and to the governors that were over every province, and to the rulers of every people of every province according to the writing thereof, and to every people after their language; in the name of king Ahasuerus was it written, and sealed with the king's ring.
Torrey's Topical Textbook—AKJV

Esther 8:8,10
Write you also for the Jews, as it likes you, in the king's name, and seal it with the king's ring: for the writing which is written in the king's name, and sealed with the king's ring, may no man reverse.
Torrey's Topical Textbook—AKJV