Abu Dawud Book 28, Hadith Number 4172.Abu Dawud Book 28. Combing The Hair Chapter : Extent to which hair should hang. Narated By Al-Bara : The Apostle of Allah (PBUH) had hair which reached the lobes of his ears. Related Previous Post Abu Dawud Book 28, Hadith Number 4173. Next Post Abu Dawud Book 28, Hadith Number 4171.