Sahih Bukhari
Invocations
Volume: 008 / Book Number: 075 / Hadith Number: 324
Narrated Hudhaifa:
When the Prophet went to bed, he would say: "Bismika amutu wa ahya." and when he got up he would say:" Al-hamdu lillahil-ladhi ahyana ba'da ma amatana wa ilaihin-nushur."