Important Islamic dates

Important dates in the Islamic Calendar are:
1 Muharram (Islamic New Year)
10 Muharram (Day of Aashurah, a day of mourning for Shia Muslims and the flight of Moses and the Israelites from Egypt and Pharo's oppression to the Blessed Land for Sunni Muslims)
27 Rajab (Isra and Miraj)
15 Shabaan (Shab-e-Br'aat)
1 Ramadan (first day of fasting)
17 Ramadan (Nuzul Al-Qur'an) (Malaysia only; often 27 Ramadan elsewhere)
19-22 Ramadan (Shia Muslims mourn the death of Imam Ali).
Last 10 days of Ramadhan which include Laylat al-Qadr
1 Shawwal (Eid ul-Fitr)
8-10 Thw al-Hijjah (the Hajj to Makkah)
10 Thw al-Hijjah (Eid ul-Adha). 

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