'Ali bin 'Ubaidullah narrated that his grandmother [Salma] - who used to serve the The Prophet (S.A.W) said:
"There was no wound nor cut on the Messenger of Allah (S.A.W) but he would order me to put Hinna on it." (JA)
English reference (JA): Vol. 4, Book 2, Hadith 2054 (JA)
Arabic reference (JA): Book 28, Hadith 2192 (JA)