Sunan an-Nasa'i 2644
سنن النسائي#2644Da'ifأَخْبَرَنَا يَعْقُوبُ بْنُ إِبْرَاهِيمَ الدَّوْرَقِيُّ، قَالَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ، عَنْ سُفْيَانَ، عَنْ مَنْصُورٍ، عَنْ مُجَاهِدٍ، عَنْ يُوسُفَ، عَنِ ابْنِ الزُّبَيْرِ، أَنَّ النَّبِيَّ صلى الله عليه وسلم قَالَ لِرَجُلٍ " أَنْتَ أَكْبَرُ وَلَدِ أَبِيكَ فَحُجَّ عَنْهُ " .
It was narrated from Ibn Az-Zubair that the Prophet said to a man:"You are the oldest son of your father, so perform Hajj on his behalf
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:
Abu GhuddahDaif Isnaad
Al-AlbaniDaif Isnaad
Zubair Ali ZaiDaif
In-book reference: 24:26