Virtues and Merits of the Prophet (pbuh) and his Companions
حَدَّثَنَا عَبْدُ الْعَزِيزِ بْنُ عَبْدِ اللَّهِ، قَالَ حَدَّثَنِي سُلَيْمَانُ بْنُ بِلاَلٍ، عَنْ ثَوْرِ بْنِ زَيْدٍ، عَنْ أَبِي الْغَيْثِ، عَنْ أَبِي هُرَيْرَةَ ـ رضى الله عنه ـ عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ " لاَ تَقُومُ السَّاعَةُ حَتَّى يَخْرُجَ رَجُلٌ مِنْ قَحْطَانَ يَسُوقُ النَّاسَ بِعَصَاهُ ".Narrated Abu Hurairah (ra):The Prophet (ﷺ) said, "The hour will not be established unless a man from the tribe of Qahtan appears, driving the people with his stick (ruling them with violence and oppression)
From Sahih al-Bukhari, whose reports the scholars accept as authentic.