Ezra 4:20-22 NIV

20 Jerusalem has had powerful kings ruling over the whole of Trans-Euphrates,1 and taxes, tribute and duty were paid to them.

References for Ezra 4:20

21 Now issue an order to these men to stop work, so that this city will not be rebuilt until I so order.
22 Be careful not to neglect this matter. Why let this threat grow, to the detriment of the royal interests?2

References for Ezra 4:22