Sunan al-Nasa'i The Book of Adornment Abu Hurairah Imran bin Zbyan عمران بن ظبيان Muhammad bin Mansur bin Da'ud محمد بن منصور بن داود الطوسي Sufyan bin 'Uyaynah سفيان بن عيينة “We heard that the Messenger of Allah forbade filing (the teeth) and tattoos.” https://parallelquran.com/hadith/sunan-al-nasai-5120/