حِصْنُ الْمُسْلِمِ
Hisn al-Muslim 138
Fortress of the Muslim (Hisn al-Muslim)
For one afflicted by whisperings in prayer or recitation
أَعُوذُ بِاللَّهِ مِنَ الشَّيطَانِ الرَّجِيمِ، وَاتْفُلْ عَلَى يَسَارِكَ (ثلاثاً)
A`ūdhu billāhi minash-shayṭānir-rajīm. (Say:) I seek refuge in Allah from Satan the outcast (then blow with a little spittle to your left). (Do this three times reciting in Arabic.) Reference: Muslim 4/1729.
Hisn al-Muslim, 138