Goat vendors get ready for the annual festival of Eid al-Adha An Indian vendor sits alongside his goats for sale at a livestock market ahead of the sacrificial Eid al-Adha festival, in the old quarters of New Delhi. Muslims across the world are preparing to celebrate the annual festival of Eid al-Adha, or the Festival of Sacrifice, which marks the end of the Hajj pilgrimage to Mecca and commemorates Prophet Abraham's readiness to sacrifice his son to show obedience to God.