New Revised Standard Version
The name of the third river is Tigris, which flows east of Assyria. And the fourth river is the Euphrates.

Contemporary English Version
The Tigris River that flows east of Assyria is the third, and the fourth is the Euphrates River.

New American Bible
The name of the third river is the Tigris; it is the one that flows east of Asshur. The fourth river is the Euphrates.

Douay-Rheims Bible
And the name of the third river is Tigris: the same passeth along by the Assyrians. And the fourth river is Euphrates.

And the name of the third river is Tigris: the same passeth along by the Assyrians. And the fourth river is Euphrates.

Hiddekel.

Daniel 10:4 And in the four and twentieth day of the first month, I was by the great river, which is the Tigris.

The Tigris.

Genesis 10:11,22 Out of that land came forth Assur, and built Ninive, and the streets of the city, and Chale. . . .

Genesis 25:18 And he dwelt from Hevila as far as Sur, which looketh towards Egypt, to them that go towards the Assyrians. He died in the presence of all his brethren.

Euphrates.

Genesis 15:18 That day God made a covenant with Abram, saying: To thy seed will I give this land, from the river to Egypt even to the great river Euphrates.

Deuteronomy 1:7 Turn you, and come to the mountain of the Amorrhites, and to the other places that are next to it, the plains and the hills and the vales towards the south, and by the sea shore, the land of the Chanaanites, and of Libanus, as far as the great river Euphrates.

Deuteronomy 11:24 Every place, that your foot shall tread upon, shall be yours. From the desert, and from Libanus, from the great river Euphrates unto the western sea shall be your borders.

Revelation 9:14 Saying to the sixth angel who had the trumpet: Loose the four angels who are bound in the great river Euphrates.