In his lifetime he enjoyed a reputation for great holiness and for miraculous powers.
The Vision of William Staunton (British Library Manuscripts, Royal 17.B.xliii and Additional 34,193) recounts William's visit to St. Patrick's Purgatory where he sees both purgatory and the earthly paradise and is conducted through the otherworld by St. John of Bridlington and St. Ive (of Quitike) [REF].