They served him by himself, the brothers by themselves, and the Egyptians who ate with him by themselves, because Egyptians could not eat with Hebrews, for that is detestable to Egyptians.
When Joseph saw Benjamin with them, he said to the steward of his house, “Take these men to my house, slaughter an animal and prepare a meal; they are to eat with me at noon.”
you should answer, ‘Your servants have tended livestock from our boyhood on, just as our fathers did.’ Then you will be allowed to settle in the region of Goshen, for all shepherds are detestable to the Egyptians.”
But Moses said, “That would not be right. The sacrifices we offer the Lord our God would be detestable to the Egyptians. And if we offer sacrifices that are detestable in their eyes, will they not stone us?