Surah Al-Ahqaf, Ayah 13
Quran 46:13 · The Wind-Curved Sandhills · Makki · Para 26 · Page 503
اِنَّ الَّذِیْنَ قَالُوْا رَبُّنَا اللّٰهُ ثُمَّ اسْتَقَامُوْا فَلَا خَوْفٌ عَلَیْهِمْ وَلَا هُمْ یَحْزَنُوْنَ ۟ۚ
Transliteration
Inna allatheena qaloo rabbunaAllahu thumma istaqamoo fala khawfunAAalayhim wala hum yahzanoon
Saheeh International
Indeed, those who have said, "Our Lord is Allāh," and then remained on a right course - there will be no fear concerning them, nor will they grieve.
Al-Mukhtasar fi Tafsir
Indeed, those who say, “Our Lord is Allah; we have no Lord besides Him”, then they become firm on faith and good actions, there will be no fear on them in what they face in the Hereafter, nor will they grieve over the fortune of this worlds which escaped them or what they left behind them.
Tafsir Ibn Kathir (abridged)
Explains 46:10–46:14 together — read it on 46:10