Sunan of Abu Dawood Book 43, Hadith 5046

حَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا الْمُعْتَمِرُ، قَالَ سَمِعْتُ مَنْصُورًا، يُحَدِّثُ عَنْ سَعْدِ بْنِ عُبَيْدَةَ، قَالَ حَدَّثَنِي الْبَرَاءُ بْنُ عَازِبٍ، قَالَ قَالَ لِي رَسُولُ اللَّهِ صلى الله عليه وسلم ‏"‏ إِذَا أَتَيْتَ مَضْجَعَكَ فَتَوَضَّأْ وُضُوءَكَ لِلصَّلاَةِ ثُمَّ اضْطَجِعْ عَلَى شِقِّكَ الأَيْمَنِ وَقُلِ اللَّهُمَّ أَسْلَمْتُ وَجْهِي إِلَيْكَ وَفَوَّضْتُ أَمْرِي إِلَيْكَ وَأَلْجَأْتُ ظَهْرِي إِلَيْكَ رَهْبَةً وَرَغْبَةً إِلَيْكَ لاَ مَلْجَأَ وَلاَ مَنْجَى مِنْكَ إِلاَّ إِلَيْكَ آمَنْتُ بِكِتَابِكَ الَّذِي أَنْزَلْتَ وَبِنَبِيِّكَ الَّذِي أَرْسَلْتَ ‏"‏ ‏.‏ قَالَ ‏"‏ فَإِنْ مِتَّ مِتَّ عَلَى الْفِطْرَةِ وَاجْعَلْهُنَّ آخِرَ مَا تَقُولُ ‏"‏ ‏.‏ قَالَ الْبَرَاءُ فَقُلْتُ أَسْتَذْكِرُهُنَّ فَقُلْتُ وَبِرَسُولِكَ الَّذِي أَرْسَلْتَ ‏.‏ قَالَ ‏"‏ لاَ وَبِنَبِيِّكَ الَّذِي أَرْسَلْتَ ‏"‏ ‏.‏

Al-Bara b. ‘Azib said :The Messenger of Allah (May peace be upon him) said to me: When you go to your bed, perform ablution like the ablution for prayer, and then lie on your right side and say: O Allah I have handed over my face to thee, entrusted my affairs to thee, and committed my back to thee out of desire for and fear to thee. There is no refuge and no place of safety from thee except by having recource to thee. I believe in Thy Book which Thou hast sent down and in Thy prophet whom thou hast sent down. He said : If you die (that night), you would die in the true religion, and utter these words in the last of that you utter (other prayers). Al-Bara said : I said: I memorise them, and then I repeated, saying "and in Thy Apostle whom Thou hast sent". He said : No, say : "and in Thy Prophet whom Thou hast sent