GOD'S WORD® Translation
Mordecai wrote in King Xerxes' name and sealed the official documents with the king's signet ring. Then he sent them by messengers who rode special horses bred for speed. [He wrote]

American Standard Version
And he wrote the name of king Ahasuerus, and sealed it with the king's ring, and sent letters by post on horseback, riding on swift steeds that were used in the king's service, bred of the stud:

Berean Study Bible
Mordecai wrote in the name of King Xerxes and sealed it with the royal signet ring. He sent the documents by mounted couriers riding on swift horses bred from the royal mares.

Douay-Rheims Bible
And these letters which were sent in the king's name, were sealed with his ring, and sent by posts: who were to run through all the provinces, to prevent the former letters with new messages.

English Revised Version
And he wrote in the name of king Ahasuerus, and sealed it with the king's ring, and sent letters by posts on horseback, riding on swift steeds that were used in the king's service, bred of the stud:

King James Bible
And he wrote in the king Ahasuerus' name, and sealed it with the king's ring, and sent letters by posts on horseback, and riders on mules, camels, and young dromedaries:

World English Bible
He wrote in the name of King Ahasuerus, and sealed it with the king's ring, and sent letters by courier on horseback, riding on royal horses that were bread from swift steeds.

Young's Literal Translation
And he writeth in the name of the king Ahasuerus, and sealeth with the signet of the king, and sendeth letters by the hand of the runners with horses, riders of the dromedary, the mules, the young mares,

Esther 8:10 Additional Translations ...