Sunan Ibn Majah 3693
سنن ابن ماجه#3693Sahihحَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا إِسْمَاعِيلُ بْنُ عَيَّاشٍ، عَنْ مُحَمَّدِ بْنِ زِيَادٍ، عَنْ أَبِي أُمَامَةَ، قَالَ أَمَرَنَا نَبِيُّنَا ـ صلى الله عليه وسلم ـ أَنْ نُفْشِيَ السَّلاَمَ .
It was narrated that Abu Umamah said:"Our Prophet(ﷺ) commanded us to spread (the greeting of) peace
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:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih Lighairihi
Zubair Ali ZaiSahih
In-book reference: 33:37