Genesis 43:32
And they put a meal ready for him by himself, and for them by themselves, and for the Egyptians who were with him by themselves; because the Egyptians may not take food with the Hebrews, for that would make them unclean.
Genesis 46:34
You are to say, Your servants have been keepers of cattle from our early days up to now, like our fathers; in this way you will be able to have the land of Goshen for yourselves; because keepers of sheep are unclean in the eyes of the Egyptians.
Exodus 8:26
And Moses said, It is not right to do so; for we make our offerings of that to which the Egyptians give worship; and if we do so before their eyes, certainly we will be stoned.
Genesis 31:54
And Jacob made an offering on the mountain, and gave orders to his people to take food: so they had a meal and took their rest that night on the mountain.
Genesis 43:16
And when Joseph saw Benjamin, he said to his chief servant, Take these men into my house, and make ready a meal, for they will take food with me in the middle of the day.