Sahih al-Bukhari 6477
صحيح البخاري#6477Sahihحَدَّثَنِي إِبْرَاهِيمُ بْنُ حَمْزَةَ، حَدَّثَنِي ابْنُ أَبِي حَازِمٍ، عَنْ يَزِيدَ، عَنْ مُحَمَّدِ بْنِ إِبْرَاهِيمَ، عَنْ عِيسَى بْنِ طَلْحَةَ التَّيْمِيِّ، عَنْ أَبِي هُرَيْرَةَ، سَمِعَ رَسُولَ اللَّهِ صلى الله عليه وسلم يَقُولُ " إِنَّ الْعَبْدَ لَيَتَكَلَّمُ بِالْكَلِمَةِ مَا يَتَبَيَّنُ فِيهَا، يَزِلُّ بِهَا فِي النَّارِ أَبْعَدَ مِمَّا بَيْنَ الْمَشْرِقِ ".
Narrated Abu Huraira:That he heard Allah's Messenger (ﷺ) saying, "A slave of Allah may utter a word without thinking whether it is right or wrong, he may slip down in the Fire as far away a distance equal to that between the east
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.
In-book reference: 81:66