Ezra 4:22

And be careful not to be negligent on this matter. Why should damage grow to hurt kings?"

Ezra 4:13

Now be it known to the king that if this city is built and the walls are finished, they will not pay tribute and toll, and the royal revenue will be reduced.

Esther 3:8-9

And Haman said to King Ahasuerus, "There is a certain people scattered and separated among the peoples in all of the provinces of your kingdom; their laws [are] different from every [other] people, and they do not {observe} the laws of the king; it is not appropriate for the king to tolerate them.

Esther 7:3-4

Then Queen Esther answered, and she said, "If I have found favor in your eyes, O king, and if it is good to the king, let my life be given to me at my petition and my people at my request;

Treasury of Scripture Knowledge

Summary

Take heed now that ye fail not to do this: why should damage grow to the hurt of the kings?

General references

Bible References

Why should

Ezra 4:13
Now be it known to the king that if this city is built and the walls are finished, they will not pay tribute and toll, and the royal revenue will be reduced.
Esther 3:8
And Haman said to King Ahasuerus, "There is a certain people scattered and separated among the peoples in all of the provinces of your kingdom; their laws [are] different from every [other] people, and they do not {observe} the laws of the king; it is not appropriate for the king to tolerate them.
Esther 7:3
Then Queen Esther answered, and she said, "If I have found favor in your eyes, O king, and if it is good to the king, let my life be given to me at my petition and my people at my request;

General references

Luke 20:22
Is it permitted [for] us to pay taxes to Caesar or not?"