Narrated Ibn `Umar
"Alcoholic drinks were prohibited (by Allah) when there was nothing of it (special kind of wine) in Medina.
Narrated Anas
"Alcoholic drinks were prohibited at the time we could rarely find wine made from grapes in Medina, for most of our liquors were made from unripe and ripe dates.
Narrated Ibn `Umar
`Umar stood up on the pulpit and said, "Now then, prohibition of alcoholic drinks have been revealed, and these drinks are prepared from five things, i.e.. grapes, dates, honey, wheat or barley And an alcoholic drink is that, that disturbs the mind.