 The miracle was used to attest Leo's saintliness amidst accusations of adultery by his enemies.By August 799, Charlemagne's adviser Alcuin of York had burned a letter about Leo's adulteries, perhaps convinced of his innocence by the miraculous healing.The meeting at Paderborn was probably the first time that an imperial coronation was discussed for Charlemagne, and it is no coincidence that its verse epic is "replete with imperial phraseology".