'Beyond the River' in the Bible

Then sent the king an answer unto Rehum the commander, and to Shimshai the scribe, and to the rest of their companions that dwell in Samaria, and unto the rest beyond the river, Peace, and so forth.

There have been mighty kings also over Jerusalem, who have ruled over all countries beyond the river; and toll, tribute, and custom, was paid unto them.

Now therefore, Tattenai, governor beyond the river, Shethar-bozenai, and your companions the governors, who are beyond the river, keep yourselves far from there:

Moreover I make a decree of what you shall do for the elders of these Jews for the building of this house of God: that of the king's goods, even of the tribute beyond the river, without delay expenses be given unto these men, that they be not hindered.

And I, even I Artaxerxes the king, do make a decree to all the treasurers which are beyond the river, that whatsoever Ezra the priest, the scribe of the law of the God of heaven, shall require of you, it be done promptly,

And you, Ezra, after the wisdom of your God, that is in your hand, set magistrates and judges, who may judge all the people that are beyond the river, all such as know the laws of your God; and teach them that know them not.