Ezra 6:15

This temple was completed on the third day of the month Adar; it was the sixth year of the reign of King Darius.

Esther 3:7

In the first month, which is the month Nisan, in the twelfth year of King Ahasuerus, Pur, that is the lot, was cast before Haman from day to day and from month to month, until the twelfth month, that is the month Adar.

Esther 3:13

Letters were sent by couriers to all the king’s provinces to destroy, to kill and to annihilate all the Jews, both young and old, women and children, in one day, the thirteenth day of the twelfth month, which is the month Adar, and to seize their possessions as plunder.

Esther 8:12

on one day in all the provinces of King Ahasuerus, the thirteenth day of the twelfth month (that is, the month Adar).

Esther 9:1

Now in the twelfth month (that is, the month Adar), on the thirteenth day when the king’s command and edict were about to be executed, on the day when the enemies of the Jews hoped to gain the mastery over them, it was turned to the contrary so that the Jews themselves gained the mastery over those who hated them.

Esther 9:15

The Jews who were in Susa assembled also on the fourteenth day of the month Adar and killed three hundred men in Susa, but they did not lay their hands on the plunder.

Esther 9:17

This was done on the thirteenth day of the month Adar, and on the fourteenth day they rested and made it a day of feasting and rejoicing.

Esther 9:19

Therefore the Jews of the rural areas, who live in the rural towns, make the fourteenth day of the month Adar a holiday for rejoicing and feasting and sending portions of food to one another.

Esther 9:21

obliging them to celebrate the fourteenth day of the month Adar, and the fifteenth day of the same month, annually,

Treasury of Scripture Knowledge

Summary

And this house was finished on the third day of the month Adar, which was in the sixth year of the reign of Darius the king.

Bible References

Adar

Esther 3:7
In the first month, which is the month Nisan, in the twelfth year of King Ahasuerus, Pur, that is the lot, was cast before Haman from day to day and from month to month, until the twelfth month, that is the month Adar.
Esther 8:12
on one day in all the provinces of King Ahasuerus, the thirteenth day of the twelfth month (that is, the month Adar).
Esther 9:1
Now in the twelfth month (that is, the month Adar), on the thirteenth day when the king’s command and edict were about to be executed, on the day when the enemies of the Jews hoped to gain the mastery over them, it was turned to the contrary so that the Jews themselves gained the mastery over those who hated them.