Reference: Cush
Hastings
CUSH in OT designates Ethiopia, and is the only name used there for that region. It is the same as the Egyptian Kash or Kesh. Broadly speaking, it answers to the modern Nubia. More specifically, the Egyptian Kash extended southwards from the first Cataract at Syene (Eze 29:10), and in the periods of widest extension of the empire it embraced a portion of the Sudan. It was conquered and annexed by Egypt under the 12th Dynasty (c. b.c. 2000) and remained normally a subject country. After the decline of the 22nd (Libyan) Dynasty, the Cushites became powerful and gradually encroached on northern Egypt, so that at length an Ethiopian dynasty was established (the 25th, 728
See Verses Found in Dictionary
And the name of the second river is Gihon: this river goes round all the land of Cush.
And Cush was the father of Nimrod, who was the first of the great men of the earth.
Then Joab said to the Cushite, Go and give the king word of what you have seen. And the Cushite, making a sign of respect to Joab, went off running.
And when news came to him that Tirhakah, king of Ethiopia, had made an attack on him, he sent representatives to Hezekiah again, saying,
And Zerah the Ethiopian, with an army of a million, and three hundred war-carriages, came out against them to Mareshah.
Then the Philistines and the Arabians, who are by Ethiopia, were moved by the Lord to make war on Jehoram;
Ho! land of the sounding of wings, on the other side of the rivers of Ethiopia:
Is it possible for the skin of the Ethiopian to be changed, or the markings on the leopard? Then it might be possible for you to do good, who have been trained to do evil.
So all the rulers sent Jehudi, the son of Nethaniah, the son of Shelemiah, the son of Cushi, to Baruch, saying, Take in your hand the book from which you have been reading to the people and come. So Baruch, the son of Neriah, took the book in his hand and came down to them.
Now it came to the ears of Ebed-melech the Ethiopian, an unsexed servant in the king's house, that they had put Jeremiah into the water-hole; the king at that time being seated in the doorway of Benjamin:
See, then, I am against you and against your streams, and I will make the land of Egypt an unpeopled waste, from Migdol to Syene, even as far as the edge of Ethiopia.
Are you not as the children of the Ethiopians to me, O children of Israel? says the Lord. Have I not taken Israel up out of the land of Egypt, and the Philistines from Caphtor, and the Aramaeans from Kir?