Zul-Qa'dahIs the eleventh month of the Islamic Calendar.

Zul-Qa'dah Is a month amongst the months of Hajj.

Events taken place during the month of Zul-Qa'dah:-
1) The battle of 'khandaq (trench) or Ahzab' took place in 5 A.H.

2) 6 A.H.-Truce of Hudaubiyah

3) 6 A.H 'Bay'at-e-Rizwaan' (The oath of allegiance named Rizwaan)

4) The return to Makkah for the performance of Umrah by the Prophet  and his Companions in 7 A.H.

Dhu al-Qadah Events (Islamic Calendar Events, Important Hijri Dates)

01 Dhu al-Qa'dah, Birth anniversary of Bibi Masooma-e-Qom – the sister of Imam Ali Riza, the 8th Shiite Holy Imam.

01 Dhu al-Qa'dah, Peace treaty of al-Hudaibiya between Muslims and Mushrikeen

08 Dhu al-Qa'dah, Hajj was made incumbent upon Muslims in 8 A.H.

11 Dhu al-Qa'dah, Birth anniversary of Imam Ali Riza – the 8th Holy Imam.

23 Dhu al-Qa'dah, Martyrdom of Imam Ali Riza (as per one tradition)

29 Dhu al-Qa'dah, Martyrdom of Imam Mohammad Taqi al-Jawwad – the 9th Holy Imam

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5 AH, the Muslims took part in the Battle of the Trench

6 AH, Truce of Hudaubiyah

6 AH, 'Bay'at-e-Rizwaan' (The oath of allegiance named Rizwaan)

7 AH, The first pilgrimage - the return to Makkah for the performance of Umrah by Muhammad and his Companions