وَلَوْلَآ إِذْ سَمِعْتُمُوهُ قُلْتُم مَّا يَكُونُ لَنَآ أَن نَّتَكَلَّمَ بِهَٰذَا سُبْحَٰنَكَ هَٰذَا بُهْتَٰنٌ عَظِيمٌۭ
Wa law laaa iz sami'tu moohu qultum maa yakoonu lanaaa an natakallama bihaazaa Subhaanaka haaza buhtaanun 'azeem
Saheeh International
And why, when you heard it, did you not say, "It is not for us to speak of this. Exalted are You, [O Allah]; this is a great slander"?