Sunan an-Nasa'i, Volume 4, Book 34, Hadith 3752 (DarusSalam) ⓘ
It was narrated from Zaid bin Thabit that the Prophet ruled that 'Umra (a gift given for life) belongs to the heir.
أَخْبَرَنَا مُحَمَّدُ بْنُ الْمُثَنَّى، عَنْ سُفْيَانَ، عَنْ عَمْرٍو، عَنْ طَاوُسٍ، عَنْ حُجْرٍ الْمَدَرِيِّ، عَنْ زَيْدِ بْنِ ثَابِتٍ، أَنَّ النَّبِيَّ صلى الله عليه وسلم قَضَى بِالْعُمْرَى لِلْوَارِثِ .
also referenced under: Hadith 3722 (Reference) & Book 34, Hadith 4 (In-Book)