Sahih Muslim Book 23, Hadith Number 4952.

Chapter : It is forbidden to prepare Nabidh is varnished jar, gourd, green pitcher, and hollow stumps.

‘Abdullah b. Buraida, on the authority of his father, reported Allah’s Messenger (may peace be upon him) as saying: I had forbidden you from the preparation of Nabidh except in a water-skin. But now you may drink in all vessels, but do not drink what is intoxicant.