1 Chronicles 5:10

In the days of Saul they made war with the Hagrites, who fell by their hand, so that they occupied their tents throughout all the land east of Gilead.

Genesis 21:9

Now Sarah saw the son of Hagar the Egyptian, whom she had borne to Abraham, mocking.

Genesis 25:12

Now these are the records of the generations of Ishmael, Abraham’s son, whom Hagar the Egyptian, Sarah’s maid, bore to Abraham;

1 Chronicles 5:18-21

The sons of Reuben and the Gadites and the half-tribe of Manasseh, consisting of valiant men, men who bore shield and sword and shot with bow and were skillful in battle, were 44,760, who went to war.

Psalm 83:6

The tents of Edom and the Ishmaelites,
Moab and the Hagrites;

Treasury of Scripture Knowledge

Summary

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.

Bible References

The hagarites

1 Chronicles 5:19
They made war against the Hagrites, Jetur, Naphish and Nodab.
Genesis 21:9
Now Sarah saw the son of Hagar the Egyptian, whom she had borne to Abraham, mocking.
Genesis 25:12
Now these are the records of the generations of Ishmael, Abraham’s son, whom Hagar the Egyptian, Sarah’s maid, bore to Abraham;
Psalm 83:6
The tents of Edom and the Ishmaelites,
Moab and the Hagrites;