Al-Muzzammil • EN-TAFSIR-AL-TUSTARI
﴿ وَٱذْكُرِ ٱسْمَ رَبِّكَ وَتَبَتَّلْ إِلَيْهِ تَبْتِيلًۭا ﴾
“But [whether by night or by day,] remember thy Sustainer's name, and devote thyself unto Him with utter devotion.”
So mention the name of your Lord and devote yourself [exclusively] to Him with complete devotion.He said:Recite �In the name of God, the Compassionate, the Merciful� at the opening of your prayer, and the blessing of reciting this will connect you to your Lord and sever you from everything other than Him.His words, Exalted is He: