Deuteronomy 5:7

5:7 You must not have any other gods besides me.

Deuteronomy 23:22

23:22 If you refrain from making a vow, it will not be sinful.

Deuteronomy 25:13-14

25:13 You must not have in your bag different stone weights, a heavy and a light one. 25:14 You must not have in your house different measuring containers, a large and a small one.