Ash-Shu'ara' - 26:97

تَاللَّهِ إِن كُنَّا لَفِي ضَلَالٍ مُّبِينٍ
[26:97]
By Allah! we were certainly in manifest error,
"'By Allah, we were truly in an error manifest,
By Allah, of a truth we were in error manifest