Narrated `Aisha: Whenever Allah's Apostle went to bed, he used to blow on his hands while reciting the Mu'auwidhat ( i.e. Suratal-Falaq 113 and Surat-an-Nas 114) and then pass his hands over his body.
Hadith Referenceصحيح البخاري / كتاب الدعوات / 6319
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة