Sunan al-Nasāʾī
سُنَنُ النَّسَائِي
One of the nine major ḥadīth collections of the Sunnah which is smaller of the two authored by Nasāʿī. Full name: al-Sunan al-Sughrá (السنن الصغرى) (The Minor Book of Sunnah). Sources: sunnah.com for the Arabic text and English translation. The English translation has been improved by myself and other contributors.
Random ḥadīth in Nasāʾī
"A man brought a mastigure to the Messenger of Allah and he started looking at it, and turning it over. He said: 'A nation was transformed, it is not known what they did, and I do not know if this is one of them."
جَاءَ رَجُلٌ إِلَى رَسُولِ اللَّهِ ﷺ بِضَبٍّ فَجَعَلَ يَنْظُرُ إِلَيْهِ وَيُقَلِّبُهُ وَقَالَ إِنَّ أُمَّةً مُسِخَتْ لاَ يُدْرَى مَا فَعَلَتْ وَإِنِّي لاَ أَدْرِي لَعَلَّ هَذَا مِنْهَا