Sahih Bukhari · Hadith 4648
Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh)) - كتاب التفسير
حدثنا سليمان بن حرب، حدثنا شعبة، عن أبي إسحاق، سمعت البراء رضى الله عنه قال آخر سورة نزلت براءة، وآخر آية نزلت {يستفتونك }
Narrated Al-Bara: The last Sura that was revealed was Bara'a, and the last Verse that was revealed was: "They ask you for a legal verdict, Say: Allah's directs (thus) about those who leave no descendants or ascendants as heirs." (4.176)
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).