This sermon explores Leviticus 5 as a profound examination of moral responsibility, emphasizing that ignorance does not excuse guilt when duty is involved. It distinguishes between sins of commission—direct violations of God's commands—and sins of omission, where failure to act, such as withholding testimony, neglecting ritual purity, or forgetting vows, constitutes sin. The passage underscores the seriousness of oaths and promises, drawing from Deuteronomy, Numbers, and Ecclesiastes to affirm that broken vows, even forgotten ones, require confession and restitution. The law prescribes specific offerings for atonement, including the addition of a fifth part for damages, reflecting divine justice that demands restoration beyond mere replacement. Ultimately, the sermon presents a theology of accountability, where guilt remains even in ignorance, yet forgiveness is available through confession and proper restitution, pointing forward to Christ's ultimate atonement while calling believers to live with integrity and reverence for God's holiness.