they are the ones who supplicate seeking a recourse to their lord whoever is nearer expecting his mercy and fearing his punishment. indeed your lords punishment is a thing to beware of.
أولئك الذين يدعون يبتغون إلى ربهم الوسيلة أيهم أقرب ويرجون رحمته ويخافون عذابه إن عذاب ربك كان محذورا