Jami` at-Tirmidhi 546
جامع الترمذي#546Sahihحَدَّثَنَا قُتَيْبَةُ، حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ، عَنْ مُحَمَّدِ بْنِ الْمُنْكَدِرِ، وَإِبْرَاهِيمَ بْنِ مَيْسَرَةَ، سَمِعَا أَنَسَ بْنَ مَالِكٍ، قَالَ صَلَّيْنَا مَعَ النَّبِيِّ صلى الله عليه وسلم الظُّهْرَ بِالْمَدِينَةِ أَرْبَعًا وَبِذِي الْحُلَيْفَةِ الْعَصْرَ رَكْعَتَيْنِ . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ صَحِيحٌ .
Anas bin Malik narrated:"We prayed Zuhr as four with the Prophet in Al-Madinah, and Asr as two Rak'ah in Dhil-Hulaifah
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:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Bashar Awad MaaroufSahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 6:3