7:205
وَٱذْكُر رَّبَّكَ فِى نَفْسِكَ تَضَرُّعًۭا وَخِيفَةًۭ وَدُونَ ٱلْجَهْرِ مِنَ ٱلْقَوْلِ بِٱلْغُدُوِّ وَٱلْءَاصَالِ وَلَا تَكُن مِّنَ ٱلْغَٰفِلِينَ
And remember your Lord within yourself in humility and in fear without being apparent in speech - in the mornings and the evenings. And do not be among the heedless.
Translation · Saheeh International
Tafsir
Ibn Kathīr (abridged)
Remembering Allah in the Mornings and Afternoons
Allah ordains that He be remembered more often in the mornings and the afternoons. Just as He ordered that He be worshipped during these two times when He said,
وَسَبِّحْ بِحَمْدِ رَبِّكَ قَبْلَ طُلُوعِ الشَّمْسِ وَقَبْلَ الْغُرُوبِ
(And glorify the praises of your Lord, before the rising of the sun and before (its) setting.) 50:39 Before the night of Isra', when the five daily prayers were ordained, this Ayah was revealed in Makkah ordering that Allah be worshipped at these times, Allah said next,
تَضَرُّعًا وَخِيفَةً
(humbly and with fear) meaning, remember your Lord in secret, not loudly, with eagerness and fear. This is why Allah said next,