Sahih al-Bukhari 499
Sahih al-Bukhari · Book 8: Prayers (Salat) · To offer As-Salat (the prayer) using an 'Anaza (a spear-headed stick) (as a Sutra)
Narrated `Aun bin Abi Juhaifa:
حَدَّثَنَا آدَمُ ، قَالَ حَدَّثَنَا شُعْبَةُ ، قَالَ حَدَّثَنَا عَوْنُ بْنُ أَبِي جُحَيْفَةَ ، قَالَ سَمِعْتُ أَبِي قَالَ، خَرَجَ عَلَيْنَا رَسُولُ اللَّهِ صلى الله عليه وسلم بِالْهَاجِرَةِ، فَأُتِيَ بِوَضُوءٍ فَتَوَضَّأَ فَصَلَّى بِنَا الظُّهْرَ وَالْعَصْرَ وَبَيْنَ يَدَيْهِ عَنَزَةٌ، وَالْمَرْأَةُ وَالْحِمَارُ يَمُرُّونَ مِنْ وَرَائِهَا.
that he had heard his father saying, "Allah's Messenger (ﷺ) came to us at midday and water was brought for his ablution. He performed ablution and led us in Zuhr and `Asr prayers with a short stpear (or stick) planted in front of him (as a Sutra), while women and donkeys were passing beyond it."