Because they are in the Kingdom covenant, faithful anointed ones will reign with Christ as heavenly kings forever.
(‏ في ٣ :‏ ١٠‏ )‏ وَٱلْمَمْسُوحُونَ ٱلْأُمَنَاءُ ٱلْيَوْمَ هُمْ أَيْضًا طَرَفٌ فِي هٰذَا ٱلْعَهْدِ وَسَيَحْكُمُونَ مُلُوكًا إِلَى ٱلْأَبَدِ مَعَ ٱلْمَسِيحِ فِي ٱلسَّمَاءِ .‏