Husayn's martyrdom (Shia); Moses and the Exodus (Sunni).
Dates
| Year | Dates | Reckoning | Notes |
|---|---|---|---|
| 2025 | July 5, 2025 | Umm al-Qura calculated date; subject to local moon sighting - local observance may shift by a day. | |
| 2026 | June 25, 2026 | Umm al-Qura calculated date; subject to local moon sighting - local observance may shift by a day. |
Recurrence: Hijri calendar (10 Muharram); subject to local moon sighting.
Significance
For Shia Muslims, the martyrdom of Husayn; for Sunni Muslims, a commemoration of Moses and the Exodus.