'Letter' in the Bible

A copy of the letter was to be issued as an edict in every province and published to all the people, telling them to be ready for that day.

So now send a letter about the Jews, writing whatever seems good to you, in the king's name, and stamping it with the king's ring: for a writing signed in the king's name and stamped with the king's ring may not be changed.

A copy of the letter, that the decree should be given out in every province, was published to all the peoples, that the Jews should be ready for that day to avenge themselves on their enemies.

And in every part of the kingdom and in every town, wherever the king's letter and his order came, the Jews were glad with great joy, and had a feast and a good day. And a great number of the people of the land became Jews: for the fear of the Jews had come on them.

But when the matter was brought before the king, he commanded by letter that the evil plan Haman had devised against the Jews return on his own head and that he should be hanged with his sons on the gallows.

Wherefore they called these days Purim after the name of Pur. Therefore for all the words of this letter, and of that which they had seen concerning this matter, and which had come unto them,

Therefore, because of the account found in this letter and what they had faced in this regard and what had happened to them, the Jews established as binding on themselves, their descendants, and all who joined their company that they should observe these two days without fail, just as written and at the appropriate time on an annual basis.

Then Esther the queen, the daughter of Abihail, and Mordecai the Jew, wrote with all authority, to confirm this second letter of Purim.

establishing these days of Purim at the prescribed time, just as Mordecai the Jew and Queen Esther had established, and just as the Jewish people had established for themselves and for their descendants. The letter included instructions for their fasting and lamentations.