Sunan an-Nasa'i 4833
سنن النسائي#4833SahihIt was narrated that Tha'labah bin Zahdam said:"some people from Banu Tha'labah came to the Prophet when he was delivering a speech and a man said; "O Messenger of Allah, these are Banu Tha'labah bin Yarbu' who killed so and so' - one of the Companions of the Prophet The Prophet said: "No soul is affected by the sin of another
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
In-book reference: 45:128