Sunan an-Nasa'i 5112
سنن النسائي#5112Da'ifIt was narrated that Abu Raihanah said:"We heard that the Messenger of Allah [SAW] forbade filing (the teeth) and tattoos
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiDaif
In-book reference: 48:73