(17) باب مَا يَقُولُ عِنْدَ النَّوْمِ وَأَخْذِ الْمَضْجَعِ
This hadith has been narrated on the authority of Ubaidullah b. Umar with the same chain of transmitters and he said:
Then utter:" My Lord. with Thine name I place my side and if Thou keepest me alive have mercy upon myself"
Reference: Sahih Muslim 2714 b
In-book reference: Book 48, Hadith 86
USC-MSA web (English) reference(deprecated numbering scheme): Book 35, Hadith 6555