Bukhari :: Book 7 :: Volume 72 :: Hadith 823

Narrated Ibn 'Umar :

The Prophet has cursed the lady who lengthens her hair artificially and the one who gets her hair lengthened, and also the lady who tattoos (herself or others) and the one who gets herself tattooed.

Source materials are from the University of Southern California MSA site
Hadith eBooks converted from Imaan Star