It wasnarrated from Jabir bin 'Abdullah that the Messenger of Allah(ﷺ)forbade making Nabidh* with dates and raisins together, or withunripe dates and fresh dates together." (IT)
English reference (IT): Vol. 4, Book 30, Hadith 3395 (IT)
Arabic reference (IT): Book 30, Hadith 3520 (IT)