when the prophet (May peace be upon him) lay down on his bed (at night), he would say: O Allah! In Thy name I die and live. When he awoke, he said: praise be to Allah who has given us life after causing us to die and to whom we shall be resurrected. (Using translation from Abū Dāʾūd 5049)   

كَانَ النَّبِيُّ ﷺ إِذَا اسْتَيْقَظَ قَالَ «الْحَمْدُ لِلَّهِ الَّذِي أَحْيَانَا بَعْدَ مَا أَمَاتَنَا وَإِلَيْهِ النُّشُورُ»  

The Messenger of Allah ﷺ said: “Whoever wakes up in the night and says, ‘None has the right to be worshiped but Allah, alone, without partner, to Him belongs the Dominion, and to Him is the praise, and He has power over all things. And Glory is to Allah, and all the praise is to Allah, and ‘None has the right to be worshiped but Allah, and Allah is the greatest, and there is no might nor power except by Allah (Lā ilāha illallāh, waḥdahu lā sharīka lahu, lahul-mulku wa lahul-ḥamdu, wa huwa ʿalā kulli shai'in qadīr. Wa subḥān Allah, walḥamdulillāh, wa lā ilāha illallāh, wa Allāhu akbar, wa lā ḥawla wa lā quwwata illā billāh.)’ – then he said: ‘O my Lord, forgive me (Rabbighfirlī)’ – or he said – ‘then he supplicates, he shall be responded to. So he makes a firm determination, then performs Wudu', then he performs Salat, his Salat shall be accepted.” (Using translation from Tirmidhī 3414)  

عَنِ النَّبِيِّ ﷺ قَالَ مَنْ تَعَارَّ مِنَ اللَّيْلِ فَقَالَ لَا إِلَهَ إِلَّا اللَّهُ وَحْدَهُ لَا شَرِيكَ لَهُ لَهُ الْمُلْكُ وَلَهُ الْحَمْدُ وَهُوَ عَلَى كُلِّ شَيْءٍ قَدِيرٌ سُبْحَانَ اللَّهِ وَالْحَمْدُ لِلَّهِ وَلَا إِلَهَ إِلَّا اللَّهُ وَاللَّهُ أَكْبَرُ وَلَا حَوْلَ وَلَا قُوَّةَ إِلَّا بِاللَّهِ ثُمَّ قَالَ رَبِّ اغْفِرْ لِي أَوْ قَالَ ثُمَّ دَعَا اسْتُجِيبَ لَهُ فَإِنْ عَزَمَ فَتَوَضَّأَ ثُمَّ صَلَّى تُقُبِّلَتْ صَلَاتُهُ