פירוש על אסתר 3:13

So that scrolls would be dispatched. And letters shall be sent, estre tramis in O.F. [to be sent], which is of the [same grammatical] form as, “Did he ever fight [נִלְחוֹם]?”⁷Shoftim 11:25. and as “Did I not appear [הַנִגְלֹה]?”⁸I Shmuel 2:27. and as “will be silenced [נִדְמֹה].”⁹Hoshea 10:15.

On the thirteenth day of the twelfth month. On the thirteenth day of that month [Adar], which is the twelfth of the months of the year.