حَدَّثَنَا أَحْمَدُ بْنُ حَنْبَلٍ، حَدَّثَنَا هُشَيْمٌ، أَخْبَرَنَا دَاوُدُ، عَنْ أَبِي الزُّبَيْرِ، عَنْ جَابِرٍ، قَالَ قَالَ رَسُولُ صلى الله عليه وسلم ‏"‏ الْعُمْرَى جَائِزَةٌ لأَهْلِهَا وَالرُّقْبَى جَائِزَةٌ لأَهْلِهَا ‏"‏ ‏.‏

Narrated Jabir ibn Abdullah: The Prophet (PBUH) said: Life-tenancy is lawful for the one to whom it is given and donation of property to go to the survivor is lawful to whom it is given. Translation Not Available

Book Ref: Sunan Abi Dawud Book 24 Hadith 3558
Web Ref:  Sunan Abi Dawud Book 23 Hadith 3551