Sunan Ibn Majah 4007
سنن ابن ماجه#4007SahihIt was narrated from Abu Sa’eed Al-Khudri that the Messenger of Allah (ﷺ) stood up to deliver a sermon, and one of the things he said was:“Indeed, fear of people should not prevent a man from speaking the truth, if he knows it.” Then Abu Sa'eed wept and said: "By Allah, we have seen things that made us scared (and we did not speak up)
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: 36:82