17, 18. Your persistent efforts to help your teenager to serve Jehovah can lead to what outcome?
١٧ ،‏ ١٨ مَاذَا تَكُونُ ٱلنَّتِيجَةُ إِذَا ثَابَرْتَ عَلَى تَرْبِيَةِ وَلَدِكَ عَلَى خِدْمَةِ يَهْوَهَ ؟‏