Sunan An-Nasa`i — Hadith 5045
Sahih
Sunan An-Nasa`i : 5045
It was narrated that Talq bin Habib said: Ten things are from the Sunnah: Using the Siwak, trimming the mustache, rinsing the mouth, rinsing the nose, letting the beard grow, trimming the nails, plucking the armpit hairs, circumcision, shaving the pubes and washing one's backside.