קדש לי כל בכור פטר כל רחם בבני ישראל באדם ובבהמה לי הוא
Chazal (Pesikta Rabbasi Parsha 14) cited by Horav Yitzchak Zilberstein, Shlita, relates the following story. A Jew owned a cow. This was his sole source of livelihood. Unfortunately, his small parcel of land was not producing sufficiently, forcing him to sell his cow to a gentile. He received a good price which would sustain him until his economic situation would take a positive turn. The gentile was very happy with the cow, and he had it plow his field on a daily basis. Come Shabbos, something strange happened with the cow: it refused to plow. No coaxing, no beating –…
