והפלה ד' בין מקנה ישראל ובין מקנה מצרים ולא ימות מכל לבני ישראל דבר... וישלח פרעה והנה לא מת ממקנה ישראל עד אחד ויכבד לב פרעה
Moshe Rabbeinu warned Pharaoh concerning the upcoming plague of dever, an epidemic that would strike and kill their livestock. He added that no animal belonging to a Jew would die. This would clearly be a miracle, since the animals of both Egyptian and Jewish ownership mingled together in the pasture, drinking the same water and breathing the same air. The Egyptian animals died, but the animals belonging to the Jews did not – exactly as foretold by Moshe. Despite what was undeniably a miracle, Pharaoh continued his stubborn refusal to allow the Jews to leave Egypt. Why would Pharaoh act…
