Sahih al-Bukhari 6744

Arabic

حَدَّثَنَا عُبَيْدُ اللَّهِ بْنُ مُوسَى، عَنْ إِسْرَائِيلَ، عَنْ أَبِي إِسْحَاقَ، عَنِ الْبَرَاءِ ـ رضى الله عنه ـ قَالَ آخِرُ آيَةٍ نَزَلَتْ خَاتِمَةُ سُورَةِ النِّسَاءِ ‏{‏يَسْتَفْتُونَكَ قُلِ اللَّهُ يُفْتِيكُمْ فِي الْكَلاَلَةِ‏}‏

English translation

Narrated Al-Bara:The last Qur'anic 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

Reference: Sahih al-Bukhari 6744, Book of Laws of Inheritance (Al-Faraa'id). English translation by Dr. Muhammad Muhsin Khan.