The oldest boy, just 12 years of age at the time, was extremely shy and often tried to hide before the study began.
وَبَدَأَا يَدْرُسَانِ ٱلْكِتَابَ ٱلْمُقَدَّسَ مَعَ عَدَدٍ مِنَ ٱلْأَشْخَاصِ ،‏ بَيْنَهُمْ أُمٌّ وَأَوْلَادُهَا ٱلْأَرْبَعَةُ .‏