Sunan an-Nasa'i 2165
سنن النسائي#2165Sahihأَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، قَالَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنْ ثَوْرٍ، عَنْ خَالِدِ بْنِ مَعْدَانَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم لِرَجُلٍ " هَلُمَّ إِلَى الْغَدَاءِ الْمُبَارَكِ " . يَعْنِي السَّحُورَ .
It was narrated that Khalid bin Ma'dan said:"The Messenger of Allah said to a man: 'Come to the blessed breakfast, - meaning Sahur
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 ZaiHasan
In-book reference: 22:76