Introduction The story of Abraham and his son Ismail order to slaughter, has become a tradition passed down through generations of Muslims. Abraham difficult to slaughter his own son, ignored his feelings for the sake of running and get closer to the Creator Allah. Abraham order by God to sacrifice Ismail through a dream. Abraham the gunda BRI finally told his dream to his wife.If indeed it is the command of Allah, then deliver it! Earnestness and sincerity of God commands Abraham to run, responded with a turn to the animal kurba Ismail. Finally Ismail also not be slain.Tenacity and patience Abraham gave the awareness that God has answers to all the commands that He has given us. Almighty God with all His perfection has a particular reason in each exam to humans. From the strength and determination of the Prophet Ibrahim. Muslims can draw three main core of the meaning of sacrifice. First, the meaning of sacrifice that is closer to Allah Almighty.Sacrifice means human eagerness to submit to the Creator. Like Abraham’s devotion most beloved son for sacrifice, is a form of surrender himself to God Almighty. Secondly, with human sacrifice taught to share with other believers who are less fortunate. such as that outlined above.God always has a reason to order human sacrifice. With the sacrifice Muslims less able to feel the beauty of Islam with their offerings. Third, the sacrifice of human sincerity tested, tested from the voracious greed and worldly favored. Sacrifice means giving what we love and we care about, in this case is a treasure we have, that is the way of sacrifice. So, why Muslims are encouraged to fast on the day before Eid al-Adha is on 9 dzulhijja? It is based on the family of Ibrahim that when order to slaughter Ismail can not eat, because grief will left by Ismail. Wife of Prophet Ibrahim mailing Ibrahim to eat before slaughter Ibrahim, however grief will lose his son Abraham refused to eat, then Prophet Ibrahim asked his wife to eat, she replied with the same answer. The same goes for Ismail to be slain, jual Sapi Kurban it does not have appetite to eat. This is the reason why people are encouraged to fast the day before the offering.