Hadithcore
Sunan an-Nasa'i, 772
sahih· Darussalam

It was narrated from Awn bin Abi Juhaifah, from his father that, the Messenger of Allah(ﷺ) went out in a red Hullah, and he set up a short spear (Anazah) and prayed facing toward it, while dogs, women and donkeys were passing beyond it.

أَخْبَرَنَا مُحَمَّدُ بْنُ بَشَّارٍ، قَالَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنْ عَوْنِ بْنِ أَبِي جُحَيْفَةَ، عَنْ أَبِيهِ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم خَرَجَ فِي حُلَّةٍ حَمْرَاءَ فَرَكَزَ عَنَزَةً فَصَلَّى إِلَيْهَا يَمُرُّ مِنْ وَرَائِهَا الْكَلْبُ وَالْمَرْأَةُ وَالْحِمَارُ ‏.‏

References2 variants
In-Book Reference
Book 9, Hadith 31
English Reference
Vol. 1, Book 9, Hadith 773