Sahih Bukhari
Laws of Inheritance (Al-Faraaid)
Volume: 008 / Book Number: 080 / Hadith Number: 736
Narrated Al-Bara:
The last Quranic Verse that was revealed (to the Prophet) was the final Verse of Surat-an-Nisa, i.e., 'They ask you for a legal verdict Say: Allah directs (thus) About those who leave No descendants or ascendants as heirs....' (4.176)