51:23
فَوَرَبِّ ٱلسَّمَآءِ وَٱلْأَرْضِ إِنَّهُۥ لَحَقٌّۭ مِّثْلَ مَآ أَنَّكُمْ تَنطِقُونَ
Fawa Rabbis samaaa'i wal ardi innahoo lahaqqum misla maa annakum tantiqoon
Then by the Lord of the heaven and earth, indeed, it is truth - just as [sure as] it is that you are speaking.