Al Furqan, 4 Ayah
25:4
وَقَالَ ٱلَّذِينَ كَفَرُوٓاْ إِنۡ هَٰذَآ إِلَّآ إِفۡكٌ ٱفۡتَرَىٰهُ وَأَعَانَهُۥ عَلَيۡهِ قَوۡمٌ ءَاخَرُونَۖ فَقَدۡ جَآءُو ظُلۡمٗا وَزُورٗا ٤
Wa Qāla Al-Ladhīna Kafarū 'In Hādhā 'Illā 'Ifkun Aftarāhu Wa 'A`ānahu `Alayhi Qawmun 'Ākharūna ۖ Faqad Jā'ū Žulmāan Wa Zūrāan
And those who disbelieve say, "This [Qur'an] is not except a falsehood he invented, and another people assisted him in it." But they have committed an injustice and a lie.