Muwatta Malik 1515
موطأ مالك#1515SahihThese are the words of a Companion, not of the Prophet ﷺ. The chain is graded on its own terms.
حَدَّثَنِي مَالِكٌ، عَنْ يَحْيَى بْنِ سَعِيدٍ، أَنَّ سُلَيْمَانَ بْنَ يَسَارٍ، أَخْبَرَهُ أَنَّ عَبْدَ اللَّهِ بْنَ عَيَّاشِ بْنِ أَبِي رَبِيعَةَ الْمَخْزُومِيَّ قَالَ أَمَرَنِي عُمَرُ بْنُ الْخَطَّابِ فِي فِتْيَةٍ مِنْ قُرَيْشٍ فَجَلَدْنَا وَلاَئِدَ مِنْ وَلاَئِدِ الإِمَارَةِ خَمْسِينَ خَمْسِينَ فِي الزِّنَا .
Malik related to me from Yahya ibn Said that Sulayman ibn Yasar informed him that Abdullah ibn Abbas ibn Abi Rabia al-Makhzumi said, "Umar ibn al-Khattab gave me orders about the slaves of Quraysh and we flogged some of the slave-girls of the muslim lands fifty times each for fornication
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:
In-book reference: 41:16