Genesis 25:9

Isaac and Ishmael, his sons, buried him in the cave of Machpelah, in the field of Ephron, the son of Zohar the Hittite, which is before Mamre,

Genesis 35:29

Isaac gave up the spirit, and died, and was gathered to his people, old and full of days. Esau and Jacob, his sons, buried him.

Genesis 50:13

for his sons carried him into the land of Canaan, and buried him in the cave of the field of Machpelah, which Abraham bought with the field, for a possession of a burial site, from Ephron the Hittite, before Mamre.

Genesis 49:29-30

He instructed them, and said to them, "I am to be gathered to my people. Bury me with my fathers in the cave that is in the field of Ephron the Hittite,

Genesis 21:9-10

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

Genesis 23:9-20

that he may give me the cave of Machpelah, which he has, which is in the end of his field. For the full price let him give it to me among you for a possession of a burying-place."

Treasury of Scripture Knowledge

Summary

And his sons Isaac and Ishmael buried him in the cave of Machpelah, in the field of Ephron the son of Zohar the Hittite, which is before Mamre;

Bible References

Isaac

Genesis 21:9
Sarah saw the son of Hagar the Egyptian, whom she had borne to Abraham, mocking.
Genesis 35:29
Isaac gave up the spirit, and died, and was gathered to his people, old and full of days. Esau and Jacob, his sons, buried him.

In the cave

Genesis 23:9
that he may give me the cave of Machpelah, which he has, which is in the end of his field. For the full price let him give it to me among you for a possession of a burying-place."
Genesis 49:29
He instructed them, and said to them, "I am to be gathered to my people. Bury me with my fathers in the cave that is in the field of Ephron the Hittite,
Genesis 50:13
for his sons carried him into the land of Canaan, and buried him in the cave of the field of Machpelah, which Abraham bought with the field, for a possession of a burial site, from Ephron the Hittite, before Mamre.

General references

Genesis 23:19
After this, Abraham buried Sarah his wife in the cave of the field of Machpelah before Mamre (that is, Hebron), in the land of Canaan.
Genesis 47:30
but when I sleep with my fathers, you shall carry me out of Egypt, and bury me in their burying place." He said, "I will do as you have said."
Genesis 49:31
There they buried Abraham and Sarah, his wife. There they buried Isaac and Rebekah, his wife, and there I buried Leah: