Sunan an-Nasa'i 3718
سنن النسائي#3718Sahihأَخْبَرَنَا مُحَمَّدُ بْنُ عُبَيْدٍ، عَنِ ابْنِ الْمُبَارَكِ، عَنْ مَعْمَرٍ، عَنْ عَمْرِو بْنِ دِينَارٍ، عَنْ طَاوُسٍ، عَنْ زَيْدِ بْنِ ثَابِتٍ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ " الْعُمْرَى لِلْوَارِثِ " .
Ma'mar narrated from 'Amr bin Dinar, from Tawus, from Zaid bin Thabit, that the Prophet said:"'Umra (a gift given for life) belongs to the heir
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 GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiHasan
In-book reference: 33:13