Sunan an-Nasa'i 4166
سنن النسائي#4166Sound chainأَخْبَرَنَا الْحُسَيْنُ بْنُ مَنْصُورٍ، قَالَ حَدَّثَنَا مُبَشِّرُ بْنُ عَبْدِ اللَّهِ، قَالَ حَدَّثَنَا سُفْيَانُ بْنُ حُسَيْنٍ، عَنْ يَعْلَى بْنِ مُسْلِمٍ، عَنْ جَابِرِ بْنِ زَيْدٍ، قَالَ قَالَ ابْنُ عَبَّاسٍ إِنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم وَأَبَا بَكْرٍ وَعُمَرَ كَانُوا مِنَ الْمُهَاجِرِينَ لأَنَّهُمْ هَجَرُوا الْمُشْرِكِينَ وَكَانَ مِنَ الأَنْصَارِ مُهَاجِرُونَ لأَنَّ الْمَدِينَةَ كَانَتْ دَارَ شِرْكٍ فَجَاءُوا إِلَى رَسُولِ اللَّهِ صلى الله عليه وسلم لَيْلَةَ الْعَقَبَةِ .
It was narrated that Jabir bin Zaid said:"Ibn 'Abbas said: 'The Messenger of Allah (ﷺ), Abu Bakr and 'Umar were among the Muhajirin (emigrants), because they forsook (hajaru) the idolators, and some of the Ansar were Muhajirun because Al-Madinah was a land of shirk, and they came to the Messenger of Allah (ﷺ) on the Night of Al-'Aqabah
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 Abu Ghuddah, the editor of the printed edition it was taken from. It is al-Albani's ruling printed again, so it is counted once.
In-book reference: 39:18