Muwatta Malik 544
موطأ مالك#544SahihThese are the words of a Companion, not of the Prophet ﷺ. The chain is graded on its own terms.
وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ نَافِعٍ، أَنَّ عَبْدَ اللَّهِ بْنَ عُمَرَ، كَانَ إِذَا صَلَّى عَلَى الْجَنَائِزِ يُسَلِّمُ حَتَّى يُسْمِعَ مَنْ يَلِيهِ .
Yahya related to me from Malik from Nafi that Abdullah ibn Umar, when he prayed over the dead, would say, "Peace be upon you" loud enough for whoever was near to him to hear
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:
Salim al-HilaliMauquf Sahih
In-book reference: 16:25