Riyad as-SalihinChapter 10Hadith 599
Full Sharh — Riyad as-Salihin 599
وعن ابن عباس رضي الله عنهما، أن النبي صلى الله عليه وسلم قال: "عمرة في رمضان تعدل عمرة أو حجة معي". ((متفق عليه))
English Translation
Ibn 'Abbas (May Allah be pleased with them) reported:: The Prophet (ﷺ) said, "(The performance of) 'Umrah during Ramadan is equal to Hajj (pilgrimage)." Or said, "Equal to the performance of Hajj with me.".
Source
Riyad as-Salihin(رياض الصالحين)
The Book of Hajj
Hadith Number
599