Hajj refers into a set of prescribed routines you'll have to execute on the holy land of Mecca. The Hajj pilgrimage is held while in the thirty day period of Zulhijjah every year. That is also considered as an annual gathering of globe Muslims. هُوَ ٱلَّذِى بَعَثَ فِى ٱلْأُمِّيِّـۧنَ رَسُولًا https://islamarticle.com/blogs/dua-for-travel/