Sunan Abi Dawud General Behavior (Kitab Al-Adab) al-Bara' bin Azib bin al-Harith Fatr bin Khalifa فطر بن خليفة Masdad bin Masrhad مسدد بن مسرهد بن مسربل Sa'd bin 'Ubaida al-Salmi سعد بن عبيدة السلمي أبو حمزة Yahya bin Sa'id bin Farroukh al-Qatan يحيى بن سعيد بن فروخ القطان Sahih When the Messenger of Allah (ﷺ) wanted to go to sleep, he put his right hand under his cheek and would then say three times: O Allah, guard me from Thy punishment on the day when Thou raisest up Thy servants. https://parallelquran.com/hadith/sunan-abi-dawud-5045/