Sahih Bukhari
Dress
Volume: 007 / Book Number: 072 / Hadith Number: 817
Narrated 'Aisha :
An Ansari girl was married and she became sick and all her hair fell out intending to provide her with false hair. They asked the Prophet who said, "Allah has cursed the lady who artificially lengthens (her or someone else's) hair and also the one who gets her hair lengthened."