(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. (ES)
Reference (ES): Sunan Abi Dawud 2323 (ES)
In-book reference (ES): Book 14, Hadith 11 (ES)
English translation (ES): Book 13, Hadith 2316 (ES)