11 surviving letters between Isidore of Pelusium and Theognostus, spanning 425 AD.
“To Theognostus Wealth is nothing, O admirable man, even if it be great and pour in from every side; rank is nothing, ev…”
“To Theognostus, presbyter.”
“To Theognostus.”
“To the Same Person.”
“To Theognostus, a newly-professed monk.”
“To Theognostus the Presbyter.”