Sunan an-Nasa'i, Hadith 3715 ⓘ
Sufyan narrated from Ibn Abi Najih, from Tawus, from Zaid bin Thabit, who said: "The Messenger of Allah said: 'Umra (a gift given for life) is part of the estate.'"
أَخْبَرَنِي عَبْدَةُ بْنُ عَبْدِ الرَّحِيمِ، عَنْ وَكِيعٍ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنِ ابْنِ أَبِي نَجِيحٍ، عَنْ طَاوُسٍ، عَنْ زَيْدِ بْنِ ثَابِتٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " الْعُمْرَى مِيرَاثٌ " .
also referenced under: Book 33, Hadith 10 (In-Book) & Volume 4, Book 33, Hadith 3745 (DarusSalam)