Surah Al-Inshiqaq, verse 15

إِنَّهُۥ كَانَ فِىٓ أَهْلِهِۦ مَسْرُورًا ﴿١٣﴾

Indeed, he had [once] been among his people in happiness;

إِنَّهُۥ ظَنَّ أَن لَّن يَحُورَ ﴿١٤﴾

Indeed, he had thought he would never return [to Allāh].

فَلَآ أُقْسِمُ بِٱلشَّفَقِ ﴿١٦﴾

So I swear by the twilight glow

وَٱلَّيْلِ وَمَا وَسَقَ ﴿١٧﴾

And [by] the night and what it envelops