Deuteronomy 25:13

You shall not have in your bag two kinds of weights, a great stone and a small.

Proverbs 11:1

False balances are hateful to Jehovah; but a just weight is His delight.

Proverbs 16:11

A just weight and balance are Jehovah's; all the weights of the bag are His work.

Amos 8:5

saying, When will the new moon be gone so that we may sell grain? And the sabbath, that we may set forth wheat, making the ephah small and the shekel great, and perverting the balances by deceit;

Leviticus 19:35-37

You shall do no unrighteousness in judgment, in measures and weights, or in quantity.

Proverbs 20:10

Different kinds of weights, different kinds of measures, both are hateful to Jehovah.

Ezekiel 45:10-11

You shall have a just balance, a just ephah and a just bath.

Micah 6:11-12

Shall I count those with the wicked scales pure, and those with the bag of deceitful weights?

Treasury of Scripture Knowledge

Summary

Thou shalt not have in thy bag divers weights, a great and a small.

General references

Bible References

In thy bag

Leviticus 19:35
You shall do no unrighteousness in judgment, in measures and weights, or in quantity.
Proverbs 11:1
False balances are hateful to Jehovah; but a just weight is His delight.
Proverbs 16:11
A just weight and balance are Jehovah's; all the weights of the bag are His work.
Proverbs 20:10
Different kinds of weights, different kinds of measures, both are hateful to Jehovah.
Ezekiel 45:10
You shall have a just balance, a just ephah and a just bath.
Amos 8:5
saying, When will the new moon be gone so that we may sell grain? And the sabbath, that we may set forth wheat, making the ephah small and the shekel great, and perverting the balances by deceit;
Micah 6:11
Shall I count those with the wicked scales pure, and those with the bag of deceitful weights?

General references

Exodus 20:15
You shall not steal.
Leviticus 19:15
You shall do no unrighteousness in judgment. You shall not respect the person of the poor, nor honor the person of the mighty; but you shall judge your neighbor in righteousness.