There are certain ejaculations, the repeaters of which or the performers of which after every prescribed prayer will never be caused disappointment:" Glory be to Allah" thirty-three times." Praise be to Allah" thirty-three times, and" Allah is most Great" thirty-four times.
عَنْ رَسُولِ اللَّهِ ﷺ قَالَ مُعَقِّبَاتٌ لاَ يَخِيبُ قَائِلُهُنَّ أَوْ فَاعِلُهُنَّ دُبُرَ كُلِّ صَلاَةٍ مَكْتُوبَةٍ ثَلاَثٌ وَثَلاَثُونَ تَسْبِيحَةً وَثَلاَثٌ وَثَلاَثُونَ تَحْمِيدَةً وَأَرْبَعٌ وَثَلاَثُونَ تَكْبِيرَةً