وَلَقَدۡ فَتَنَّا ٱلَّذِينَ مِن قَبۡلِهِمۡۖ فَلَيَعۡلَمَنَّ ٱللَّهُ ٱلَّذِينَ صَدَقُواْ وَلَيَعۡلَمَنَّ ٱلۡكَٰذِبِينَ
We put to proof those who lived before them; for God will surely take knowledge of those who are sincere, and will surely take knowledge of the liars
Author: John Medows Rodwell