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