A surviving letter of Theodoric commands both of them to provide answers to these allegations before the tribunal of the inlustrius Caelianus and Agapitus.
[2] John Moorhead identifies Theodorus as the recipient of a surviving letter from bishop Fulgentius of Ruspe, written in 520.
"The letter," Moorhead notes, "providing as it does scarcely any concrete information about Theodorus, is doubtless chiefly of interest to the historian of spirituality, but it does enable us to locate Theodorus within another context, that of the circle of Fulgentius' correspondents.
"[3] In 523, he was part of the entourage of Pope John I, who had been ordered by King Theodoric to proceed to Constantinople and obtain a moderation of Emperor Justin's decree of 523 against the Arians.
Theodoric threatened that if John should fail in his mission, there would be reprisals against the orthodox Catholics in the West.