Wisdom of Solomon 1:11
Therefore beware of murmuring, which is unprofitable; and refrain your tongue from backbiting: for there is no word so secret, that shall go for nought: and the mouth that belieth slayeth the soul.
Background and history of Wisdom of Solomon, and issues with this book.
The King James Version (1769), including the Apocrypha, is in the public domain in the United States. Letters patent restrict printing this translation in the United Kingdom.