Sahih al-Bukhari 410
صحيح البخاري#410Sahihحَدَّثَنَا يَحْيَى بْنُ بُكَيْرٍ، قَالَ حَدَّثَنَا اللَّيْثُ، عَنْ عُقَيْلٍ، عَنِ ابْنِ شِهَابٍ، عَنْ حُمَيْدِ بْنِ عَبْدِ الرَّحْمَنِ، أَنَّ أَبَا هُرَيْرَةَ، وَأَبَا، سَعِيدٍ أَخْبَرَاهُ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم رَأَى نُخَامَةً فِي حَائِطِ الْمَسْجِدِ، فَتَنَاوَلَ رَسُولُ اللَّهِ صلى الله عليه وسلم حَصَاةً فَحَتَّهَا ثُمَّ قَالَ " إِذَا تَنَخَّمَ أَحَدُكُمْ فَلاَ يَتَنَخَّمْ قِبَلَ وَجْهِهِ وَلاَ عَنْ يَمِينِهِ، وَلْيَبْصُقْ عَنْ يَسَارِهِ، أَوْ تَحْتَ قَدَمِهِ الْيُسْرَى ".
Narrated Abu Huraira and Abu Sa`id:Allah's Messenger (ﷺ) saw some expectoration on the wall of the mosque; he took gravel and scraped it off and said, "If anyone of you wanted to spit, he should neither spit in front of him nor on his right but could spit either on his left or under his left foot
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.