William Cathcart delves into the history of the Albigenses, also known as Cathari, Paulicians, and other names, tracing their origins back to Armenia and their spread across Europe, facing p…

William Cathcart preaches about the historical context of the Donatists in North Africa during the persecution of Diocletian, highlighting the conflicts surrounding martyrdom, the actions of…

In this sermon, the preacher delves into the meaning of 'witnesses' (martus/martys) in the Bible, highlighting the dual role of a witness as one who has seen or experienced something and one…

William Cathcart preaches about Novatian, the founder of the Novatians, who was a philosopher before his conversion and became a strong advocate for maintaining purity in the churches. Novat…

William Cathcart preaches about Peter de Bruys, a Catholic priest turned preacher of the gospel in the 12th century, who vehemently opposed Roman Catholic practices. Peter taught that only b…

William Cathcart preaches about the history and principles of the Anabaptists during the Reformation, highlighting their rejection of infant baptism and their emphasis on believers' baptism …