God’s holy spirit was and still is a seal, or an advance “token of what is to come ” for anointed integrity keepers. The seal signifies that they are God’s possession and are in line for heavenly life.
(‏ ٢ كو ١ :‏ ٢٢‏ )‏ وَيُشِيرُ هذَا ٱلْخَتْمُ إِلَى أَنَّهُمْ مُلْكُ ٱللهِ وَمُؤَهَّلُونَ لِلْحَيَاةِ ٱلسَّمَاوِيَّةِ .‏