Abu Dawud Book 2, Hadith Number 1051.Abu Dawud Book 2. Prayer Chapter : Not known. Narated By Abdullah ibn Amr : The Prophet (PBUH) said: The Friday prayer is obligatory on him who hears the call. Related Previous Post Abu Dawud Book 2, Hadith Number 1052. Next Post Abu Dawud Book 2, Hadith Number 1049.