The son of Henry and Sarah Wyeth, he was born on 19 September 1663 in the parish of St Saviour, Southwark.
Being an answer to the Third and Last Edition of the Snake in the Grass’ London, 1699, was a reply to Charles Leslie To this a supplement was added by George Whitehead, to whose ‘Antidote against the Venom of the Snake in the Grass’ Wyeth had also written what he calls ‘An Appendix’ or sequel (published separately) entitled ‘Primitive Christianity continued in the Faith and Practice of the People called Quakers,’ London, 1698.
He was for twenty years a friend of Thomas Ellwood, whose ‘Life’ he prepared for the press, adding a supplement, preface, and bibliography to the first edition, 1714.
He also published ‘The Athenian Society unvail'd, or their Ignorance and Envious Abusing of the Quakers detected and reprehended,’ London, 1692, and ‘A Vindication of W. P. from the Erronious [sic] and False Testimony of Thomas Budd.
Being an Answer to a sheet of his entitled “A Testimony for Truth against Error,”’ London, 1697, supporting William Penn against Thomas Budd.