كِتابٌ أُنزِلَ إِلَيكَ فَلا يَكُن في صَدرِكَ حَرَجٌ مِنهُ لِتُنذِرَ بِهِ وَذِكرىٰ لِلمُؤمِنينَ

[This is] a Book revealed to you, [O Muhammad] - so let there not be in your breast distress therefrom - that you may warn thereby and as a reminder to the believers.