Sunan an-Nasa'i 3823
سنن النسائي#3823SahihAbdullah bin Ka'b bin Malik narrated from his father, that he said to the Messenger of Allah -when his repentance was accepted:"O Messenger of Allah! I want to give all my wealth in charity for Allah and His Messenger." The Messenger of Allah said to him: "Keep some of your wealth for yourself; that is better for you
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 ZaiIsnaad Sahih
In-book reference: 35:63