Yet having learned who Mordecai’s people were, he scorned the idea of killing only Mordecai. Instead Haman looked for a way to destroy all Mordecai’s people, the Jews, throughout the whole kingdom of Xerxes.
In the twelfth year of King Xerxes, in the first month, the month of Nisan, the pur (that is, the lot) was cast in the presence of Haman to select a day and month. And the lot fell ona the twelfth month, the month of Adar.
Septuagint; Hebrew does not have "And the lot fell on."
Then Haman said to King Xerxes, “There is a certain people dispersed among the peoples in all the provinces of your kingdom who keep themselves separate. Their customs are different from those of all other people, and they do not obey the king’s laws; it is not in the king’s best interest to tolerate them.