(7) باب بَيَانِ مَعْنَى قَوْلِهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ شَهْرَا عِيدٍ لَا يَنْقُصَانِ
'Abd ar-Rahman b. Abu Bakra reported on the authority of Abu Bakra that the Messenger of Allah (ﷺ) had said:
The months of 'Id are not incomplete. And in the hadith narrated by Khalid (the words are):" The months, of 'Id are Ramadan and Dhu'l-Hijja."
Reference: Sahih Muslim 1089 b
In-book reference: Book 13, Hadith 38
USC-MSA web (English) reference(deprecated numbering scheme): Book 6, Hadith 2395