Muslims celebrate Eid al-Adha, also known as Eid ul-Adha or the Festival of Sacrifice, to commemorate the willingness of Prophet Ibrahim (Abraham) to sacrifice his son as an act of obedience to God's command. The story of Ibrahim's willingness to sacrifice his son is mentioned in the Quran, the holy book of Islam, and is a significant event in Islamic history.

The celebration of Eid al-Adha also marks the end of the Hajj pilgrimage, which is one of the five pillars of Islam and is performed by millions of Muslims each year in the holy city of Mecca. During Hajj, pilgrims reenact and remember the trials and sacrifices made by Ibrahim and his family.

Eid al-Adha falls on the 10th day of the Islamic month of Dhul Hijjah, following the completion of the Hajj. It is a time of joy and gratitude, and Muslims around the world come together to celebrate this occasion with their families, friends, and communities.

The central ritual of Eid al-Adha is the sacrifice of an animal, usually a sheep, goat, cow, or camel, as a symbol of Ibrahim's willingness to sacrifice his son. The meat from the sacrificed animal is divided into three parts: one-third is given to the poor and needy, one-third is shared with relatives and friends, and one-third is kept for the family's consumption.

Apart from the sacrifice, Muslims also engage in prayer and worship during Eid al-Adha. They attend special congregational prayers at mosques or outdoor prayer grounds, where they listen to sermons and seek blessings from Allah. It is a time for reflection, spiritual renewal, and expressing gratitude for the blessings in one's life.

Eid al-Adha is an important religious holiday that brings Muslims together in a spirit of unity, generosity, and compassion. It emphasizes the values of sacrifice, charity, and devotion to God, while also fostering a sense of community and solidarity among Muslims world