Abu Dawud Book 4, Hadith Number 1988.

Narated By Abdullah ibn Abbas : The Apostle of Allah (PBUH) performed four umrahs, viz. umrah al-Hudaybiyyah; the second is the one when they (the Companions) were agreed upon performing umrah next year; the third is umrah performed from al-Ji’ranah; the fourth is the one which he combined with his hajj.