Abu Dawud Book 2, Hadith Number 1411.Abu Dawud Book 2. Prayer Chapter : To observe the witr is commendable. Narated By Ali ibn AbuTalib : The Prophet (PBUH) said: Allah is single (witr) and loves what is single, so observe the witr, you who follow the Qur’an. Related Previous Post Abu Dawud Book 2, Hadith Number 1412. Next Post Abu Dawud Book 2, Hadith Number 1410.