I wish you all the best.
The sacrifice that the holiday commemorates is explained in the Quran, which tells of how the Prophet Ibrahim was asked by God in his dream to sacrifice his son, Ismail, as a test of his faith.
How do you know when there is Eid ul-Adha? This year, the Hajj pilgrimage has been closed to foreigners and will be limited to no more than 60,000 people, as opposed to the usual 2 million.