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." (JA)
English reference (JA): Vol. 4, Book 30, Hadith 3395 (JA)
Arabic reference (JA): Book 30, Hadith 3520 (JA)