Exodus 8:26

But Moses said, “It is not right [or even possible] to do that, for we will sacrifice to the Lord our God what is repulsive and unacceptable to the Egyptians [that is, animals that the Egyptians consider sacred]. If we sacrifice what is repulsive and unacceptable to the Egyptians, will they not riot and stone us?

Genesis 43:32

So the servants served Joseph by himself [in honor of his rank], and his brothers by themselves, and the Egyptians who ate with him by themselves, because [according to custom] the Egyptians could not eat food with the Hebrews, for that is loathsome to the Egyptians.

Genesis 46:34

you shall say, ‘Your servants have been keepers of livestock from our youth until now, both we and our fathers [before us],’ in order that you may live [separately and securely] in the land of Goshen; for every shepherd is repulsive to the Egyptians.”

Exodus 3:18

The elders [of the tribes] will listen and pay attention to what you say; and you, with the elders of Israel, shall go to the king of Egypt and you shall say to him, ‘The Lord, the God of the Hebrews, has met with us; so now, please, [we ask and plead with you,] let us go on a three days’ journey into the wilderness, so that we may sacrifice to the Lord our God.’

Deuteronomy 7:25-26

You shall burn the carved and sculpted images of their gods in the fire. You shall not covet the silver or gold that is on them, nor take it for yourselves, so that you will not be ensnared by it [in a deadly trap], for it is an abomination (repulsive) to the Lord your God.

Deuteronomy 12:30-31

beware that you are not lured (ensnared) into following them, after they have been destroyed before you, and that you do not inquire about their gods, saying, ‘How did these nations serve their gods, so that I too may do likewise?’

1 Kings 11:5-7

For Solomon went after Ashtoreth, the [fertility] goddess of the Sidonians, and after Milcom the horror (detestable idol) of the Ammonites.

2 Kings 23:13

The king desecrated the high places which were opposite [east of] Jerusalem, which were on the right (south) of the mount of corruption which Solomon the king of Israel had built for Ashtoreth the repulsiveness of the Sidonians, for Chemosh the repulsiveness of Moab, and for Milcom the repulsiveness of the sons (descendants) of Ammon.

Ezra 9:1

When these things were completed, the officials came to me and said, “The people of Israel and the priests and Levites have not separated themselves from the peoples of the lands, but have committed the repulsive acts of the Canaanites, Hittites, Perizzites, Jebusites, Ammonites, Moabites, Egyptians, and Amorites.

Isaiah 44:19

No one remembers, nor has knowledge and understanding [enough] to say [to himself], “I have burned half of this log in the fire, and also baked bread on its coals and have roasted meat and eaten it. Then I make the rest of it into an repulsive thing [to God]; I bow down [to worship] before a block of wood!”

2 Corinthians 6:14-17

Do not be unequally bound together with unbelievers [do not make mismatched alliances with them, inconsistent with your faith]. For what partnership can righteousness have with lawlessness? Or what fellowship can light have with darkness?

Treasury of Scripture Knowledge

Summary

And Moses said, It is not meet so to do; for we shall sacrifice the abomination of the Egyptians to the LORD our God: lo, shall we sacrifice the abomination of the Egyptians before their eyes, and will they not stone us?

The abomination

Bible References

It is not

Exodus 3:18
The elders [of the tribes] will listen and pay attention to what you say; and you, with the elders of Israel, shall go to the king of Egypt and you shall say to him, ‘The Lord, the God of the Hebrews, has met with us; so now, please, [we ask and plead with you,] let us go on a three days’ journey into the wilderness, so that we may sacrifice to the Lord our God.’
2 Corinthians 6:14
Do not be unequally bound together with unbelievers [do not make mismatched alliances with them, inconsistent with your faith]. For what partnership can righteousness have with lawlessness? Or what fellowship can light have with darkness?

We shall

Genesis 43:32
So the servants served Joseph by himself [in honor of his rank], and his brothers by themselves, and the Egyptians who ate with him by themselves, because [according to custom] the Egyptians could not eat food with the Hebrews, for that is loathsome to the Egyptians.
Genesis 46:34
you shall say, ‘Your servants have been keepers of livestock from our youth until now, both we and our fathers [before us],’ in order that you may live [separately and securely] in the land of Goshen; for every shepherd is repulsive to the Egyptians.”
Deuteronomy 7:25
You shall burn the carved and sculpted images of their gods in the fire. You shall not covet the silver or gold that is on them, nor take it for yourselves, so that you will not be ensnared by it [in a deadly trap], for it is an abomination (repulsive) to the Lord your God.
Deuteronomy 12:30
beware that you are not lured (ensnared) into following them, after they have been destroyed before you, and that you do not inquire about their gods, saying, ‘How did these nations serve their gods, so that I too may do likewise?’
Ezra 9:1
When these things were completed, the officials came to me and said, “The people of Israel and the priests and Levites have not separated themselves from the peoples of the lands, but have committed the repulsive acts of the Canaanites, Hittites, Perizzites, Jebusites, Ammonites, Moabites, Egyptians, and Amorites.
Isaiah 44:19
No one remembers, nor has knowledge and understanding [enough] to say [to himself], “I have burned half of this log in the fire, and also baked bread on its coals and have roasted meat and eaten it. Then I make the rest of it into an repulsive thing [to God]; I bow down [to worship] before a block of wood!”

The abomination

2 Kings 23:13
The king desecrated the high places which were opposite [east of] Jerusalem, which were on the right (south) of the mount of corruption which Solomon the king of Israel had built for Ashtoreth the repulsiveness of the Sidonians, for Chemosh the repulsiveness of Moab, and for Milcom the repulsiveness of the sons (descendants) of Ammon.