פר אחד בן בקר איל אחד כבש אחד בן שנתו לעולה
Rashi comments concerning the allusion of the individual korbanos to the Avos, Patriarchs. The young bull alludes to Avraham Avinu, who used a young bull as part of his act of chesed, kindness, in welcoming three guests to his tent. The ram refers to Yitzchak Avinu, whom Avraham replaced on the Altar with a ram. This was part of Yitzchak’s unprecedented act of mesiras nefesh, self-sacrifice. The sheep alludes to Yaakov Avinu who tended sheep during his stay with Lavan. The Torah underscores Yaakov’s honesty in making certain that he took nothing for himself that did not belong to him….