New American Standard Bible (©1995)
He wrote in the name of King Ahasuerus, and sealed it with the king's signet ring, and sent letters by couriers on horses, riding on steeds sired by the royal 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:
Darby Bible Translation
And he wrote in the name of king Ahasuerus, and sealed it with the king's ring, and sent letters by couriers on horseback riding on coursers, horses of blood reared in the breeding studs:
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:
Online Parallel Bible