Sahih Al Bukhari Hadith Number 1777

Narrated ‘Urwa bin Az-Zubair: I asked `Aisha (whether the Prophet (peace be upon him) had performed `Umra in Rajab). She replied, “Allah’s Messenger (peace be upon him) never performed any `Umra in Rajab.”

26 Umrah (Minor pilgrimage)
Hadith number 1777
Volume no 3
Chapter: 3 (How many times did the Prophet (saws) perform ‘Umra ?)