It wasnarrated that from 'Abdur-Rahman bin Abu Bakrah, from hisfather,that the Prophet (ﷺ) said:
"Two months of 'Eid whose rewardcannot be reduced (even if they are twenty-nine days): 'RamaadanandDhul-Hijjah." (ES)
English reference (ES): Vol. 1, Book 7, Hadith 1659 (ES)
Arabic reference (ES): Book 7, Hadith 1728 (ES)