'Of The Month' in the Bible

So the Jews who were in Shusan assembled themselves together, on the fourteenth day also, of the month Adar, and slew in Shusan three hundred men, - but, on the spoil, thrust they not forth their hand.

on the thirteenth day of the month Adar, - and then had rest on the fourteenth day thereof, and made it a day of banqueting and rejoicing.

For this cause, the country Jews, who dwelt in the country towns, were making the fourteenth day of the month Adar one of rejoicing and banqueting, and a day of happiness, - and of sending portions every one to his neighbour.

to establish for them, that they should continue to observe the fourteenth day of the month Adar, and the fifteenth day thereof, - always year by year;