Opening Supplication of Prayer (Du'a al-Istiftah)
After the opening takbir (Allahu Akbar) and before reciting al-Fatiha in prayer
سُبْحَانَكَ اللَّهُمَّ وَبِحَمْدِكَ، وَتَبَارَكَ اسْمُكَ، وَتَعَالَى جَدُّكَ، وَلَا إِلَهَ غَيْرُكَ
Transliteration
Subhanakal-lahumma wa bihamdika, wa tabarakas-muk, wa ta'ala jadduk, wa la ilaha ghayruk.
Meaning
How perfect You are O Allah, and I praise You. Blessed is Your name, exalted is Your majesty, and there is no deity worthy of worship except You.
Virtue
The recommended opening supplication for voluntary prayers; also used in some obligatory prayers according to various schools.