Abu Dawud Book 2, Hadith Number 1404.Abu Dawud Book 2. Prayer Chapter : Prostration in sura sad. Narated By Ibn ‘Abbas : A prostration when reciting Sad is not one of those which are divinely commanded, but I have seen the Apostle of Allah (PBUH) prostrate himself. Related Previous Post Abu Dawud Book 2, Hadith Number 1405. Next Post Abu Dawud Book 2, Hadith Number 1403.