The Prophet ﷺ said, "There are two expressions which are very easy for the tongue to say, but they are very heavy in the balance and are very dear to The Beneficent (Allah), and they are, 'Subhan Allah Al- ʿAzim and 'Subhan Allah wa bihamdihi.'"
عَنِ النَّبِيِّ ﷺ قَالَ كَلِمَتَانِ خَفِيفَتَانِ عَلَى اللِّسَانِ ثَقِيلَتَانِ فِي الْمِيزَانِ حَبِيبَتَانِ إِلَى الرَّحْمَنِ سُبْحَانَ اللَّهِ الْعَظِيمِ سُبْحَانَ اللَّهِ وَبِحَمْدِهِ