5 occurrences across the corpus

KJV Apocrypha (Catholic Deuterocanon)

Tobit 6:1

And as they went on their journey, they came in the evening to the river Tigris, and they lodged there.

Judith 1:6

And there came unto him all they that dwelt in the hill country, and all that dwelt by Euphrates, and Tigris and Hydaspes, and the plain of Arioch the king of the Elymeans, and very many nations of the sons of Chelod, assembled themselves to the battle.

Sirach (Ecclesiasticus) 24:25

He filleth all things with his wisdom, as Phison and as Tigris in the time of the new fruits.

Jubilees

Jubilees 9:2

[and to the west thereof] on the sea for Canaan. And Shem also divided amongst his sons, and the first portion came forth for Ham and his sons, to the east of the river Tigris till it approachcs the east, the whole land of India, and on the Red Sea on its coast, and the waters of Dedan, and all the mountains of Mebri and Ela, and all the land of Susan and all that is on the side of Pharnak

Jubilees 9:5

Euphrates. And for Aram there came forth the fourth portion, all the land of Mesopotamia between the Tigris and the Euphrates to the north of the Chaldees to the border of the mountains