Dua upon experiencing fear or unrest during sleep
أَعـوذُ بِكَلِمـاتِ اللهِ التّـامّـاتِ مِنْ غَضَـبِهِ...
أَعـوذُ بِكَلِمـاتِ اللهِ التّـامّـاتِ مِنْ غَضَـبِهِ وَعِـقابِهِ وَشَـرِّ عِبـادِهِ وَمِنْ هَمَـزاتِ الشَّـياطينِ وَأَنْ يَحْضـرون
aAAoothu bikalimatil-lahit-tammat min ghadabih waAAiqabih washarri AAibadih wamin hamazatish-shayateen wa-an yahduroon
Translation
I take refuge in the perfect words of Allah from His anger and punishment, and from the evil of His servants, and from the madness and appearance of devils.
When to recite
Recited upon experiencing fear, unrest or apprehensiveness during sleep.
Source / Reference
Abu Dawud 4/12, At-Tirmithi 3/171