Sunan An Nasai 7

It was narrated from Al-Miqdam - Abu Shuraih - that his father said: I said to 'Aishah: 'What did the Prophet (ﷺ) start with when he entered his house?' She said: 'The Siwak.' ..

It was narrated from Abu Hurairah that the Messenger of Allah (ﷺ) said: The Fitrah are five: Circumcision, removing the pubes, trimming the mustache, clipping the nails, and plucking the armpit hairs. ..

It was narrated that Abu Hurairah said: The Messenger of Allah (ﷺ) said: 'The Fitrah are five: Trimming the mustache, plucking the armpit hairs, clipping the nails, removing the pubes, and circumcision.' ..

It was narrated from Abu Hurairah that the Prophet (ﷺ) said: The Fitrah are five: Circumcision, shaving the pubes, plucking the armpit hairs, clipping the nails and taking from the mustache. ..

It was narrated from Ibn 'Umar that the Messenger of Allah (ﷺ) said: The deeds connected to the Fitrah are: Clipping the nails, removing the mustache and shaving the pubes. ..

It was narrated that Zaid bin Arqam said: The Messenger of Allah (ﷺ) said: 'Whoever does not trim his mustache, he is not from one of us.' ..