Sunan an-Nasa'i 4683
سنن النسائي#4683Sahihit was narrated from Isla'il bin Ibrahim bin 'Abdullah bin Abi Rabi'ah, from his father, that his grandfather said:"The Prophet borrowed forty thousand from me, then some wealth came to him, and he paid me back and said: 'May Allah bless your family and your wealth for you: the reward for lending is praise and repayment
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiHasan
In-book reference: 44:235