Give an example that shows the effectiveness of Scriptural teaching and earnest effort.
إِلَّا أَنَّ أَحَدَ ٱلشُّهُودِ تَمَكَّنَ مِنْ تَعْلِيمِهِ ٱلْقِرَاءَةَ بِٱسْتِخْدَامِ كُرَّاسَةِ وَاظِبُوا عَلَى ٱلْقِرَاءَةِ وَٱلْكِتَابَةِ .‏