Dr. Mustafa Khattab, the Clear Quran - Surah Al-Muzzammil, ayah 8

Translation of Surah Al-Muzzammil, ayah 8 (73:8)

وَٱذۡكُرِ ٱسۡمَ رَبِّكَ وَتَبَتَّلۡ إِلَيۡهِ تَبۡتِيلٗا ٨
˹Always˺ remember the Name of your Lord, and devote yourself to Him wholeheartedly.