Using our time, energy, and talents, not for self - advancement, but in the Kingdom - preaching and disciple - making work can be likened to making an investment.
فَٱلَّذِينَ يَفْعَلُونَ ذلِكَ يَغْتَنُونَ رُوحِيًّا كَمَا يُظْهِرُ ٱلِٱخْتِبَارَانِ ٱلتَّالِيَانِ .‏ —‏ امثال ١٩ :‏ ١٧‏ .‏