שֶׁ֫קֶר (she.qer)

The Hebrew noun sheqer denotes deception, falsehood, or what ultimately proves to be a disappointment. It covers a wide spectrum from intentional fraud and perjury to the broader concept of vanity or futility. The sources highlight its use in legal contexts, such as describing a "lying witness" in Deuteronomy 19:18, where it signifies injurious falsehood in testimony. It also appears frequently in the Psalms and Prophets to describe empty promises or false prophecies that fail to deliver on their claims.

A distinctive feature of sheqer is its adverbial use meaning "in vain" or "without cause." This usage underscores the idea that deception leads to nothingness or wasted effort. For example, Psalm 33:17 notes that a horse provides no help in battle, calling it a "vain thing," while other passages describe suffering endured falsely or without justification. This connects the moral failure of lying with the practical outcome of its emptiness.

The word appears over ninety times in Scripture, with significant occurrences in Jeremiah and Proverbs. It is often paired with terms for truth to highlight the stark contrast between reliable reality and deceptive appearances. Translators render it variously as "lie," "falsehood," "deceit," or "vain," depending on whether the context emphasizes moral guilt or futile result.