This news reached 'Umar that Samura had sold wine, whereupon he said: May Allah destroy Samura; does he not know that Messenger of Allah ﷺ 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"?
أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ لَعَنَ اللَّهُ الْيَهُودَ حُرِّمَتْ عَلَيْهِمُ الشُّحُومُ فَجَمَلُوهَا فَبَاعُوهَا