Jesus appointed that faithful slave to ensure that his genuine followers ​ — whether of the anointed or of the other sheep — ​ would have a steady supply of timely spiritual food throughout the last days.
فَلْنَعْقِدِ ٱلْعَزْمَ عَلَى إِظْهَارِ تَقْدِيرِنَا بِدَعْمِنَا ٱلْوَلِيِّ لِلْإِخْوَةِ ٱلْمَمْسُوحِينَ ٱلَّذِينَ يُؤَلِّفُونَ ٱلْعَبْدَ ٱلْأَمِينَ ٱلْفَطِينَ .‏ —‏ عب ١٣ :‏ ​ ٧ ،‏ ١٧‏ .‏