What perceptive comment did Charles Taze Russell make about the preaching work, and how has this proved to be true? More than 100 years have elapsed since the birth of God’s Kingdom.
١٨ عَدِّدْ بَعْضَ ٱلْمَدَارِسِ ٱلَّتِي تُسَاهِمُ فِي تَعْمِيقِ رُوحِيَّاتِ شَعْبِ يَهْوَهَ وَزِيَادَةِ فَعَّالِيَّتِهِمْ .‏