(4) باب الشَّهْرِ يَكُونُ تِسْعًا وَعِشْرِينَ
Narrated Abu Bakrah:
The Prophet (ﷺ) as saying: The two months of 'Id (festival), Ramadan and Dhu al-Hijjah, are not defective. (JA)
Reference (JA): Sunan Abi Dawud 2323 (JA)
In-book reference (JA): Book 14, Hadith 11 (JA)
English translation (JA): Book 13, Hadith 2316 (JA)