Muwatta Malik 298
موطأ مالك#298Da'ifThese are the words of a Companion, not of the Prophet ﷺ. The chain is graded on its own terms.
وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ عَفِيفٍ السَّهْمِيِّ، عَنْ رَجُلٍ، مِنْ بَنِي أَسَدٍ أَنَّهُ سَأَلَ أَبَا أَيُّوبَ الأَنْصَارِيَّ فَقَالَ إِنِّي أُصَلِّي فِي بَيْتِي ثُمَّ آتِي الْمَسْجِدَ فَأَجِدُ الإِمَامَ يُصَلِّي أَفَأُصَلِّي مَعَهُ فَقَالَ أَبُو أَيُّوبَ نَعَمْ فَصَلِّ مَعَهُ فَإِنَّ مَنْ صَنَعَ ذَلِكَ فَإِنَّ لَهُ سَهْمَ جَمْعٍ أَوْ مِثْلَ سَهْمِ جَمْعٍ .
Yahya related to me from Malik from Afif as-Sahmi that a man from the tribe of Bani Asad asked Abu Ayyub al-Ansari. "Sometimes I pray in my house, and then come to the mosque and find the imam praying. Should I pray with him?" Abu Ayyub said, "Yes, pray with him, for some one who does so has the reward of the group, or the equivalent of the reward of the group
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: 8:12