Psalm 83:6
"The tabernacles of Edom, and the Ishmaelites; of Moab, and the Hagarenes;"
Cross References (ranked by relevance)
1 Chronicles 5:10
And in the days of Saul they made war with the Hagarites, who fell by their hand: and they dwelt in their tents throughout all the east land of Gilead.
Psalm 137:7
Remember, O LORD, the children of Edom in the day of Jerusalem; who said, Rase it, rase it, even to the foundation thereof.
2 Chronicles 20:1
It came to pass after this also, that the children of Moab, and the children of Ammon, and with them other beside the Ammonites, came against Jehoshaphat to battle.