Matthew 7:12

Then you must practice dealing with others as you would like for them to deal with you, for this is the summing up of the law and the prophets.

1 Thessalonians 4:6

that no one should do wrong and defraud his brother in this matter, because the Lord takes vengeance for all such things, as we told you before and solemnly warned you.

Treasury of Scripture Knowledge

Summary

And now it is true that I am thy near kinsman: howbeit there is a kinsman nearer than I.

Bible References

There is

Matthew 7:12
Then you must practice dealing with others as you would like for them to deal with you, for this is the summing up of the law and the prophets.
1 Thessalonians 4:6
that no one should do wrong and defraud his brother in this matter, because the Lord takes vengeance for all such things, as we told you before and solemnly warned you.