Abu Dawud Book 1, Hadith Number 197.Abu Dawud Book 1. Purification Chapter : Rinsing the mouth after drinking milk is not necessary. Narated By Anas ibn Malik : The Messenger of Allah (PBUH) drank some milk and he did not rinse his mouth nor did he perform ablution, and he offered the prayer. Related Previous Post Abu Dawud Book 1, Hadith Number 198. Next Post Abu Dawud Book 1, Hadith Number 196.