Abu Hurairah (RAA) narrated that the Messenger of Allah (ﷺ) said:

“Two phrases which are dear to the Compassionate One and are light on the tongue but heavy in the scale are: “How perfect Allah is and I praise Him; and How perfect Allah is the Most Great.” Agreed upon.

وَأَخْرَجَ اَلشَّيْخَانِ عَنْ أَبِي هُرَيْرَةَ ‏- رضى الله عنه ‏- قَالَ: قَالَ رَسُولُ اَللَّهِ ‏- صلى الله عليه وسلم ‏-{ كَلِمَتَانِ حَبِيبَتَانِ إِلَى اَلرَّحْمَنِ, خَفِيفَتَانِ عَلَى اَللِّسَانِ, ثَقِيلَتَانِ فِي اَلْمِيزَانِ, سُبْحَانَ اَللَّهِ وَبِحَمْدِهِ , سُبْحَانَ اَللَّهِ اَلْعَظِيمِ } [1]‏