It seems, however, that not all who have been called to a heavenly hope since the 1930 ’ s are replacements for ones who have fallen away.
وَلكِنْ يَبْدُو أَنَّهُ لَيْسَ كُلُّ مَنِ ٱخْتِيرُوا لِلدَّعْوَةِ ٱلسَّمَاوِيَّةِ مُنْذُ ٱلثَّلَاثِينَاتِ هُمْ بُدَلَاءَ لِأَشْخَاصٍ زَلُّوا بَعِيدًا .‏