The one thing required of such servants is that they be faithful to their master.
Moreover it is required in stewards, that a man be found faithful.
Moreover, it is [essentially] required of stewards that a man should be found faithful [proving himself worthy of trust].
Here, moreover, it is required in stewards, that a man be found faithful.
In this kind of situation, what is expected of a manager is that they prove to be faithful.
Here and now, it is required of attendants that each one be found to be faithful.
