When anyone of you, while sleeping, is frightened by a nightmare, he should say (the following words), then that (dream) will not cause him to harm: (Translation) "I seek refuge in Allah's Perfect Words from His anger, His Punishment, the evil of His slaves, and the evil promptings of the devil, and their presence"

When anyone of you, while sleeping, is frightened by a nightmare, he should say (the following words), then that (dream) will not cause  him to harm: (Translation) "I seek refuge in Allah's Perfect Words from His anger, His Punishment, the evil of His slaves, and the evil promptings of the devil, and their presence"