The second answer is to teach them the negative consequences of lying: if caught, an immediate, hard spanking. This will thin down the lying. However, it will also help them to figure out how to not to get caught.
The third is to teach them the everlasting consequences of lying.
Nothing impure will ever enter into it nor will anyone who does what is shameful or deceitful, but only those whose names are written in the Lamb’s book of life. (Rev. 21:27)
Outside are the dogs, those who practice magic arts, the sexually immoral, the murderers, the idolaters and everyone who loves and practices falsehood. (Rev. 22:15)When we teach this judgment, we should also teach …