Through study, observation, and experience, faithful older worshippers of Jehovah have accumulated priceless knowledge.
عِلَاوَةً عَلَى ذلِكَ ،‏ إِنَّ جَمِيعَ أَفْرَادِ ٱلْجَمَاعَةِ يَسْتَفِيدُونَ مِنْ مُعَاشَرَةِ ٱلْمَسِيحِيِّينَ ٱلْأَكْبَرِ سِنًّا .‏