Sleeping Dua by Idrees Abkar
said before Sleeping

Also see my:
Protections Dua    • Protection Dua  
These are the strongest protection dua to be said morning and evening:
To say first after Fajr, and then after Asr and before Magrib



http://www.idreesabkar.com/en/
taken from Utube video:
Idrees Abkar - Remembrance before sleeping - أذكار النوم بصوت القارئ إدريس أبكر