Genesis 43:32

And they prepared for him by himself, and for them by themselves, and for the Egyptians which ate with him by themselves; because the Egyptians may not eat bread with the Hebrews, for that is an abomination unto the Egyptians.

Genesis 46:34

say, 'Thy servants have been occupied about cattle, from our childhood unto this time: both we and our fathers,' that ye may dwell in the land of Goshen. For an abomination unto the Egyptians are all that feed sheep."

Exodus 8:26

And Moses answered, "It is not mete so to do. For we must offer unto the LORD our God, that which is an abomination unto the Egyptians: behold shall we sacrifice that which is an abomination unto the Egyptians before their eyes, and shall they not stone us?

Genesis 31:54

Then Jacob did sacrifice upon the mount, and called his brethren to eat bread. And they ate bread and tarried all night in the hill.

Genesis 43:16

When Joseph saw Benjamin with them, he said to the ruler of his house, "Bring these men home, and slay and make ready: for they shall dine with me at noon."

Treasury of Scripture Knowledge

Summary

And they set on for him by himself, and for them by themselves, and for the Egyptians, which did eat with him, by themselves: because the Egyptians might not eat bread with the Hebrews; for that is an abomination unto the Egyptians.

For that is an abomination

General references

Bible References

Eat bread

Genesis 43:16
When Joseph saw Benjamin with them, he said to the ruler of his house, "Bring these men home, and slay and make ready: for they shall dine with me at noon."
Genesis 31:54
Then Jacob did sacrifice upon the mount, and called his brethren to eat bread. And they ate bread and tarried all night in the hill.

For that is an abomination

Exodus 8:26
And Moses answered, "It is not mete so to do. For we must offer unto the LORD our God, that which is an abomination unto the Egyptians: behold shall we sacrifice that which is an abomination unto the Egyptians before their eyes, and shall they not stone us?

General references

Genesis 44:2
and put every man's money in his bag mouth, and put my silver cup in the sack's mouth of the youngest and his corn money also." And he did as Joseph had said.
Proverbs 23:1
When thou sittest at the table to eat with a lord, order thyself mannerly with the things that are set before thee.