Sunan an-Nasa'i 3574
سنن النسائي#3574Sahihحَدَّثَنَا مُحَمَّدُ بْنُ الْعَلاَءِ أَبُو كُرَيْبٍ، قَالَ حَدَّثَنَا ابْنُ إِدْرِيسَ، عَنْ حُصَيْنٍ، عَنْ عَامِرٍ، عَنْ عُرْوَةَ الْبَارِقِيِّ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " الْخَيْلُ مَعْقُودٌ فِي نَوَاصِيهَا الْخَيْرُ إِلَى يَوْمِ الْقِيَامَةِ " .
It was narrated that 'Urwah Al-Bariqi said:"The Messenger of Allah said: 'Goodness is tied to the forelocks of horses until the Day of Resurrection
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:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 28:14