Yes, they help cultivate spiritual fruitage to God’s glory, nurturing and harvesting people.
(‏ رؤ ٢٠ :‏ ٦‏ )‏ لكِنْ هُنَالِكَ ٱلْعَدِيدُ مِنَ ٱلْمَسِيحِيِّينَ ٱلْأَوْلِيَاءِ ٱلَّذِينَ لَدَيْهِمْ رَجَاءٌ أَرْضِيٌّ .‏