The Day of Tasua, observed by Muslims on the ninth day of Muharram, is scheduled for June 24, 2026. This fast holds religious significance rooted in Islamic tradition, as documented in the teachings of Imam Muslim. The observance of Tasua is considered a practice of spiritual importance within the Islamic calendar. Details regarding the specific virtues and practices associated with the Tasua fast are derived from historical religious texts. Muslims prepare to observe this day through fasting and reflection. The date is determined according to the Islamic lunar calendar, shifting annually.