Surah An-Nur 24:16
وَلَوْلَآ إِذْ سَمِعْتُمُوهُ قُلْتُم مَّا يَكُونُ لَنَآ أَن نَّتَكَلَّمَ بِهَٰذَا سُبْحَٰنَكَ هَٰذَا بُهْتَٰنٌ عَظِيمٌ ١٦
EnglishSahih 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"?