3وَلَقَد فَتَنَّا الَّذينَ مِن قَبلِهِم ۖ فَلَيَعلَمَنَّ اللَّهُ الَّذينَ صَدَقوا وَلَيَعلَمَنَّ الكاذِبينَM. M. GhaliAnd indeed We already tempted the ones that were even before them, so indeed Allah definitely knows the ones who (act) sincerely, and indeed Allah definitely knows the liars.