Stopping To Camp At The End of the Night In dhul-Hulaifah.
أَخْبَرَنَا عِيسَى بْنُ إِبْرَاهِيمَ بْنِ مَثْرُودٍ، عَنِ ابْنِ وَهْبٍ، قَالَ أَخْبَرَنِي يُونُسُ، قَالَ ابْنُ شِهَابٍ أَخْبَرَنِي عُبَيْدُ اللَّهِ بْنُ عَبْدِ اللَّهِ بْنِ عُمَرَ، أَنَّ أَبَاهُ، قَالَ بَاتَ رَسُولُ اللَّهِ صلى الله عليه وسلم بِذِي الْحُلَيْفَةِ بِبَيْدَاءَ وَصَلَّى فِي مَسْجِدِهَا .
'Ubaidullah bin 'Abdullah bin 'Umar narrated that his father said: "The Messenger of Allah (ﷺ) stayed overnight in dhul-Hulaifah, where he started his Hajj with this action, and he prayed in the Masjid there.''(sahih)