Here is, I. A law against deceitful weights and measures: they must not only not use them, but they must not have them, not have them in the bag, not have them in the house ( Deut. 25:13 , 14 ); for, if they had them, they would be strongly tempted to use them. They must not have a great weight and measure to buy by and a small one to sell by, for that was to cheat both ways, when either was bad e...