R. Johanan b. Arza and R. Jose b. Nehorai were once sitting and drinking wine, when a man entered to whom they said, 'Come, pour out for us.' After he had poured it into their glass, the fact was disclosed that he was a heathen. One of them prohibited it to be used for any purpose, while the other permitted it even for drinking. R. Joshua b. Levi said: He who prohibited it acted rightly and he who permitted it acted rightly. He who prohibited it