8, 9. How is repentance manifested, and how important is it in connection with the reinstatement of a disfellowshipped person?
إِنَّ مُعْظَمَ ٱلَّذِينَ يَرْتَكِبُونَ خَطِيَّةً خَطِيرَةً يَتُوبُونَ تَوْبَةً أَصِيلَةً وَلَا يُفْصَلُونَ عَنِ ٱلْجَمَاعَةِ .‏