Prohibition of Celibacy Sunan an-Nasa'i 3212

Arabic hadith text
أَخْبَرَنَا مُحَمَّدُ بْنُ عُبَيْدٍ، قَالَ حَدَّثَنَا عَبْدُ اللَّهِ بْنُ الْمُبَارَكِ، عَنْ مَعْمَرٍ، عَنِ الزُّهْرِيِّ، عَنْ سَعِيدِ بْنِ الْمُسَيَّبِ، عَنْ سَعْدِ بْنِ أَبِي وَقَّاصٍ، قَالَلَقَدْ رَدَّ رَسُولُ اللَّهِ صلى الله عليه وسلم عَلَى عُثْمَانَ التَّبَتُّلَ وَلَوْ أَذِنَ لَهُ لاَخْتَصَيْنَا ‏.‏
Translation
Narrated Sa'd bin Abi Waqqas

It was narrated that Sa'd bin Abi Waqqas said: "The Messenger of Allah forbade 'Uthman to be celibate. If he had given him permission we would have castrated ourselves."