[173] but the man who follows God does of necessity have for his fellow travellers all those reasons which are the attendants of God, which we are accustomed to call angels. At all events, it is said that "Abraham went with them conducting them on their way." [174] Oh the admirable praise! according to which, he who was conducting others was himself conducted by them, only giving what he was receiving; not [175] [176] giving one thing instead of another, but only that one single thing, which was prepared as a retributory gift,