فَوَرَبِّ ٱلسَّمَآءِ وَٱلۡأَرۡضِ إِنَّهُۥ لَحَقّٞ مِّثۡلَ مَآ أَنَّكُمۡ تَنطِقُونَ ٢٣
Fawarabbis-samā'i wal-ardi innahū lahaqqum mithla mā annakum tantiqūn
Then by the Lord of the heaven and earth, indeed, it is truth - just as [sure as] it is that you are speaking.