Epistle to a Good Friend in Italy

...[and the] suspicion of error, aroused a heavy battle regarding the satisfaction of Christ. 2. That he had written communion with the Socinians. 3. Indeed, that he was called by them to Poland to be a professor for a salary, which he roundly admitted. 4. That he wrote to Keckermann Bartholomaeus Keckermann, a prominent Reformed theologian. that he had learned to theologize from the letters of the Socinians. Which his adversaries interpreted to mean that he endeavored to scoop and hunt his theology and doctrine of faith from the books of the Socinians. 5. That he denied the little book that appeared in Friesland regarding the office of a Christian person to be his brood. 6. Similarly, the letters of two students, which the Leeuwarden preachers examined, had an impact, as he attempted to prove that the mentioned intercepted letters had gone out without his knowledge and will. 7. That a small book was reprinted in Steinfurt through his industry in the name of Dominici Lopez, which was nevertheless full of Socinian errors. 8. That he allowed a similarity and a relationship between the manner and style of speaking of Vorstius and Socinus to be noticed in some of his commentaries, which he prepared on some of our theologians' books, and other theological writings. 9. Because he held some arguments and proofs, which were cited by others for the confirmation of the eternal birth of Christ our Savior, to be weak and powerless. 10. That he, among the heretics whose failures and errors in the doctrine that deals with the person of Christ he rejects, names neither Samosatenus nor Socinus clearly and explicitly. 11. Since he is reasonably suspected of heresy because of a treatise that was put together concerning the sonship of Jesus Christ.
From all such points, as Vorstius fearlessly...