Sunan Ibn Majah 132
سنن ابن ماجه#132Sahihحَدَّثَنَا مَسْرُوقُ بْنُ الْمَرْزُبَانِ، حَدَّثَنَا يَحْيَى بْنُ أَبِي زَائِدَةَ، عَنْ هَاشِمِ بْنِ هَاشِمٍ، قَالَ سَمِعْتُ سَعِيدَ بْنَ الْمُسَيَّبِ، يَقُولُ قَالَ سَعْدُ بْنُ أَبِي وَقَّاصٍ مَا أَسْلَمَ أَحَدٌ فِي الْيَوْمِ الَّذِي أَسْلَمْتُ فِيهِ وَلَقَدْ مَكَثْتُ سَبْعَةَ أَيَّامٍ وَإِنِّي لَثُلُثُ الإِسْلاَمِ .
It was narrated that Hashim bin Hashim said:"I heard Sa'eed bin Musayyab say: 'Sa'd bin Abu Waqqas said: 'No one else became Muslim on the same day as I did; for seven days I was one-third of Islam
Scholarly Authentication
The label above is the grade most of these scholars gave, each scholar counted once — 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. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Our source also lists this ruling under Muhammad Fouad Abd al-Baqi, the editor of the printed edition it was taken from. It is al-Albani's ruling printed again, so it is counted once.