What did Moshe mean when he said to Par'oh "Lo Nachon La'asos Kein"?
Oznayim la'Torah: He meant that it would be insensitivite to slaughter the Egyptians' gods in front of their eyes. 1
Refer to 8:22:1.1:2. Oznayim la'Torah: And the continuation of the Pasuk adds that, in addition, it would be dangerous to do so, due to the inevitable reaction of the Egyptians, and Pasuk adds that it is imperative to travel to the desert since that is what Hashem ardered and that they would not even know what they would have to offer until they arrived there.
What are the connotations of "To'avas Mitzrayim"?
Rashi #2: The Pasuk is saying that to slaughter (a lamb) to Hashem before their eyes would be detestable to them.
Rashbam: It means that the Egyptians abhorred sheep (as well as the shepherds who looked after them. 5 '