Abu Sa'id reported that Allah's Apostle (ﷺ) prohibited that fresh dates and grapes be mixed together and that fresh dates and unripe dates be mixed together

Abu Sa'id reported that Allah's Messenger (ﷺ) prohibited us to mix grapes and dry dates together and unripe dates and dry dates (to prepare Nabidh)

This hadith is narrated on the authority of Abi Maslama with the same chain of transmitters

Abu Sa'id al-Khudri reported Allah's Messenger (ﷺ) as saying:He who amongst you drinks Nabidh should drink that (prepared either from) grapes alone, or from dates alone, or from unripe dates alone (and not by mixing them with one another)

Isma'il b. Muslim al-'Abadi reported on the authority of the same chain of transmitters:Allah's Messenger (ﷺ) prohibited us that we should mix dry dates with unripe dates or (mix) grapes with dry dates (and prepare Nabidh). He also said: He who amongst you drinks-the rest of the hadith is the same