Sayyiduna Abdullah bin Abbas (may Allah be pleased with him) said: The Messenger of Allah (peace and blessings be upon him) forbade the tribe of Abd al-Qays from muzza' (an intoxicating drink). The narrator said: And I think it was made from unripe dates (busr).
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 11787