Which companion, a leader of the Aws tribe, was chosen to judge the case of the Banu Qurayza and was praised by the Prophet (PBUH) for his judgment?

Explanation

Sa’d ibn Mu’adh (RA), a chief of the Aws tribe, was asked to arbitrate the case of the Banu Qurayza after they broke their treaty with Madinah, and a well-known hadith describes the Prophet (PBUH) praising his ruling.