Many of them put their life on hold to serve there. What a wonderful example of using their God - given freedom to praise and honor Jehovah, the God of freedom!
فَيَا لَلْمِثَالِ ٱلرَّائِعِ ٱلَّذِي يَرْسُمُهُ هٰؤُلَاءِ ٱلْإِخْوَةُ ،‏ إِذْ يَسْتَعْمِلُونَ نِعْمَةَ ٱلْحُرِّيَّةِ لِإِكْرَامِ يَهْوَهَ ،‏ إِلٰهِ ٱلْحُرِّيَّةِ !‏