The events of Esther unfold over a period of 10 years.
| Reference | Event | Month | Day | Year of Ahasuerus’s Reign | Year |
|---|---|---|---|---|---|
| 1:3 | Ahasuerus holds his banquets | 3 | 483b.c. | ||
| 2:16 | Esther goes to Ahasuerus | 10 | 7 | 479 | |
| 3:7 | Haman casts his lots | 1 | 12 | 474 | |
| 3:12 | Haman issues his decree | 1 | 13 | 12 | 474 |
| 3:13 | Date planned for annihilation of the Jews | 12 | 13 | 13 | 473 |
| 8:9 | Mordecai issues his decree | 3 | 23 | 13 | 473 |
| 8:12; 9:1 | Day upon which Jews could defend themselves from attack | 12 | 13 | 13 | 473 |
| 9:6–10, 20–22 | Ten sons of Haman executed; Feast of Purim celebrated | 12 | 14, 15 | 13 | 473 |