بيكثال
سورة العنكبوت · 29:3
وَلَقَدْ فَتَنَّا الَّذِينَ مِنْ قَبْلِهِمْ ۖ فَلَيَعْلَمَنَّ اللَّهُ الَّذِينَ صَدَقُوا وَلَيَعْلَمَنَّ الْكَاذِبِينَ
Lo! We tested those who were before you. Thus Allah knoweth those who are sincere, and knoweth those who feign.