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