Sermons on Evil-Speaking by Isaac Barrow, edited by Henry Morley, is a collection of profound sermons focusing on Christian ethics and moral philosophy. In these sermons, Barrow addresses the issue of evil-speaking-unjust or harmful speech-emphasizing its impact on moral behavior and the importance of maintaining integrity in one's speech and conduct. Published in the 17th century, this work reflects Barrow's deep commitment to religious discourse and ethical teachings. His sermons offer guidance on how to avoid harmful speech and cultivate a character aligned with Christian values. Through his detailed analysis of speech and its ethical implications, Barrow provides readers with a framework for understanding the moral significance of their words and actions. Edited by Henry Morley, the book preserves Barrow's insights and relevance to contemporary discussions on character and integrity. Sermons on Evil-Speaking remains a valuable resource for those interested in the intersection of ethics, speech, and Christian teaching.