كتاب الأشربة
36  
The Book of Drinks
(6)
Chapter: The prohibition of making Nabidh in Al-Muzaffat, Ad-Dubba' (Gourds), Al-Hantam and An-Naqir; This has been abrogated and now it is permitted, so long as it does not become intoxicating
(6)
باب النَّهْيِ عَنْ الاِنْتِبَاذِ فِي الْمُزَفَّتِ وَالدُّبَّاءِ وَالْحَنْتَمِ وَالنَّقِيرِ وَبَيَانِ أَنَّهُ مَنْسُوخٌ وَأَنَّهُ الْيَوْمَ حَلاَلٌ مَا لَمْ يَصِرْ مُسْكِرًا
Sahih Muslim 1992 b
The above hadith is narrated through a different chain with slight variation in wording.
وَحَدَّثَنِي عَمْرٌو النَّاقِدُ، حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ، عَنِ الزُّهْرِيِّ، عَنْ أَنَسِ بْنِ مَالِكٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم نَهَى عَنِ الدُّبَّاءِ وَالْمُزَفَّتِ أَنْ يُنْتَبَذَ فِيهِ ‏.‏
Reference : Sahih Muslim 1992b
In-book reference : Book 36, Hadith 41
USC-MSA web (English) reference : Book 23, Hadith 4913
  (deprecated numbering scheme)