Sunan Ibn Majah 4184
سنن ابن ماجه#4184SahihIt was narrated from Abu Bakrah that the Messenger of Allah (ﷺ) said:“Modesty is part of faith, and faith will be in Paradise. Obscenity in speech is part of harshness and harshness will be in Hell.’”
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Zubair Ali ZaiSahih
In-book reference: 37:85