Hadith 5629
Chapter 31: Prohibition of Nabidh Made in Ad-Dubba' (Gourds) and Al-Muzaffat - كتاب الأشربة
أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا اللَّيْثُ، عَنِ ابْنِ شِهَابٍ، عَنْ أَنَسِ بْنِ مَالِكٍ، أَنَّهُ أَخْبَرَهُ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم نَهَى عَنِ الدُّبَّاءِ وَالْمُزَفَّتِ أَنْ يُنْبَذَ فِيهِمَا .
It was narrated from Anas bin Malik that:
The Messenger of Allah [SAW] forbade soaking (fruits) in Ad-Dubba' (gourds) and Al-Muzaffat.
Reference : Sunan an-Nasa'i 5629
In-book reference : Book 51, Hadith 91