وَقَالَ ٱلَّذِينَ كَفَرُوٓا إِنْ هَـٰذَآ إِلَّآ إِفْكٌ ٱفْتَرَىٰهُ وَأَعَانَهُۥ عَلَيْهِ قَوْمٌ ءَاخَرُونَ ۖ فَقَدْ جَآءُو ظُلْمًا وَزُورًا

Waqala allatheena kafaroo in hathailla ifkun iftarahu waaAAanahu AAalayhiqawmun akharoona faqad jaoo thulmanwazoora

And those who disbelieve say, "This [Qur’ān] is not except a falsehood he invented, and another people assisted him in it." But they have committed an injustice and a lie.