Sunan an-Nasa'i 3612
سنن النسائي#3612SahihIt was narrated that 'Abdullah said:"The Messenger of Allah said: 'For whom among you is the wealth of his heirs dearer to him than his own wealth?' They said: 'O Messenger of Allah, there is no one among us for whom his own wealth is not dearer to him than the wealth of his heirs.' The Messenger of Allah said: 'Know that there is no one among you for whom the wealth of his heirs is not dearer than his own wealth. Your wealth is that which you have sent on ahead, and the wealth of your heirs is that which you have kept
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 ZaiSahih Bukhari
In-book reference: 30:2