Not graded
Hisn al-Muslim (Fortress of the Muslim) 69
((سُبْحَانَ اللَّهِ، وَالْحَمْدُ لِلَّهِ، وَاللَّهُ أَكْبَرُ (ثلاثاً وثلاثين) لاَ إِلَهَ إِلاَّ اللَّهُ وَحْدَهُ لاَ شَرِيكَ لَهُ، لَهُ الْمُلْكُ وَلَهُ الْحَمْدُ وَهُوَ عَلَى كُلِّ شَيْءٍ قَدِيرٌ)).
(How perfect Allah is, all praise is for Allah, and Allah is the greatest.(thirty-three times) (None has the right to be worshipped except Allah, alone, without partner, to Him belongs all sovereignty and praise and He is over all things omnipotent.))
Cited in Hisn al-Muslim (Fortress of the Muslim) (No. 69).