#1077
.(مَنْ حَفِظَ عَشْرَ آيَاتٍ مِنْ أَوَّلِ سُورَةِ الْكَهْفِ عُصِمَ مِنَ الدَّجَّالِ) وَالْاسْتِعَاذَةُ بِاللَّهِ مِنْ فِتْنَتِهِ عَقِبَ التَّشَهُّدِ الْأَخِيرِ مِنْ كُلِّ صَلاَةٍ.
Dua #1077•1 Muslim 1/555, another version mentions the last ten 'Ayat, Muslim 1/556. 2 See invocations no. 55 and 56 of this book.
Protection from the Dajjal
Hisnul Muslim