It wasnarrated from Harim bin Khanbash that the Messenger of Allah(ﷺ)said:
' 'Umrah during Ramadan is equivalent to Hajj (i.e., inreward).'" (PT)
English reference (PT): Vol. 4, Book 25, Hadith 2992 (PT)
Arabic reference (PT): Book 25, Hadith 3106 (PT)