ذَٰلِكَ بِأَنَّ ٱللَّهَ يُولِجُ ٱلَّيۡلَ فِي ٱلنَّهَارِ وَيُولِجُ ٱلنَّهَارَ فِي ٱلَّيۡلِ وَأَنَّ ٱللَّهَ سَمِيعُۢ بَصِيرٞ ٦١
Dhālika bi annallāha yūlijul-layla fin-nahāri wayūlijun-nahāra fil-layli wa annallāha samī'u basīr
That938 is because Allāh causes the night to enter the day and causes the day to enter the night and because Allāh is Hearing and Seeing.
Footnotes
938 i.e., Allāh's capability to give assistance or victory to the oppressed.