They are all bound by a “Vow of Obedience and Poverty, ” with which they agree to do whatever is assigned to them in the advancement of Kingdom interests, to live a simple lifestyle, and to abstain from secular employment without permission.
وَٱلْجَمِيعُ ،‏ إِخْوَةً وَأَخَوَاتٍ ،‏ مُلْتَزِمُونَ ‹ بِنَذْرِ ٱلطَّاعَةِ وَٱلْفَقْرِ › .‏