MUSLIM 2624a: from Yaḥyá b. Saʿīd [Chain 4] Muḥammad b. al-Muthanná And al-Lafẓ Lah —
Gabriel impressed upon me (kind treatment) towards the neighbour (so much) that I thought as if he would confer upon him the (right) of inheritance.

مسلم ٢٦٢٤a: عن يحيى بن سعيد [Cهن 4] محمد بن المثنى و اللفظ له —
سَمِعْتُ رَسُولَ اللَّهِ ﷺ يَقُولُ مَا زَالَ جِبْرِيلُ يُوصِينِي بِالْجَارِ حَتَّى ظَنَنْتُ أَنَّهُ لَيُوَرِّثَنَّهُ


Sound (Muslim)
Muslim > Enjoining Good Conduct and the Ties of Kinship > § Advice To Treat One's Neighbor Well
hadithunlocked.com