Dhul Qa’dah is the 11th month on the Islamic calender. Dhul Qa’dah is one of the four sacred months in Islam which warfare is prohibited.

Hence the meaning “Master of Truce” the literal meaning of Dhul Qa’dah is to rest. The Arabs use to stop fighting when this month set in and they stayed at home.

No rules pertaining to this month, however among the many scared things of this month is those persons performing Hajj and are in the Sacred Cities of Makkah Mukkaramah and Madinah tal Munawwara and are required to follow the Rules of Hajj.
Events that took place during the month of Dhul-Qa’dah:

1) The battle of Khandaq (trench) or Ahzaab took place in 5 A.H.
2) Truce (Treaty) of Hudaibiyah in 6 A.H
3) 6 A.H, Bay’at ur Ridhwaan (The oath of allegiance taken under the tree taken to avenge the death of Uthmaan [radiyallahu anhu])
4) The return to Makkah for the performance of Umrah by the Nabi [Sallallahu Alayhi Wa Sallam] and his Sahaabah [radiyallahu anhum]) in 7 A.H.

The Nabi (SAW) also encourages all Muslims to fast the three white days within this month. the 13, 14 and 15 of Dhul Qa’dah.

Ibn ‘Abbas said, “The Messenger of Allah (PBUH) did not fail to fast the white days either when at home or on a journey.” [an-Nasa’i]