Sunan an-Nasa'i 3112
سنن النسائي#3112SahihIt was narrated that Abu Hurairah said:"The Messenger of Allah (ﷺ) said: 'The dust in the cause of Allah and the smoke of Hell will never be combined in a slave's lungs, and stinginess and faith can never be combined in a slave's heart
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: 25:28