Sahih Muslim Book 10, Hadith Number 3842.
Chapter : The sale of gold necklace studded with pearls.
Ibn Abbas (Allah be pleased with him) reported: This news reached ‘Umar that Samura had sold wine, whereupon he said: May Allah destroy Samura; does he not know that Allah’s Messenger (may peace be upon him) said:” Let there be the curse of Allah upon the Jews that fat was declared forbidden for them, but they melted it and then sold it”?