How 66 + 3 will become 70?

All the persons belonging to Jacob who came into Egypt, who were his own descendants, not including Jacob's sons' wives, were sixty-six persons in all (66). And the sons of Joseph, who were born to him in Egypt, were two (3). All the persons of the house of Jacob who came into Egypt were seventy (70) - Genesis 46:26-27

1 - Jacob (First person in the Family)

Now these are the names of the descendants of Israel, who came into Egypt, Jacob - Genesis 46:8a

31 - From Leah

and his sons. Reuben, Jacob's firstborn, and the sons of Reuben: Hanoch, Pallu, Hezron, and Carmi. The sons of Simeon: Jemuel, Jamin, Ohad, Jachin, Zohar, and Shaul, the son of a Canaanite woman. The sons of Levi: Gershon, Kohath, and Merari. The sons of Judah: Er, Onan, Shelah, Perez, and Zerah (but Er and Onan died in the land of Canaan); and the sons of Perez were Hezron and Hamul. The sons of Issachar: Tola, Puvah, Yob, and Shimron. The sons of Zebulun: Sered, Elon, and Jahleel. These are the sons of Leah, whom she bore to Jacob in Paddan-aram, together with his daughter Dinah; altogether his sons and his daughters numbered thirty-three - Genesis 46:8b-15

16 - From Zilpah

The sons of Gad: Ziphion, Haggi, Shuni, Ezbon, Eri, Arodi, and Areli. The sons of Asher: Imnah, Ishvah, Ishvi, Beriah, with Serah their sister. And the sons of Beriah: Heber and Malchiel. These are the sons of Zilpah, whom Laban gave to Leah his daughter; and these she bore to Jacob—sixteen persons - Genesis 46:16-18

3 - From Rachel (At Egypt)

The sons of Rachel, Jacob's wife: Joseph and Benjamin. And to Joseph in the land of Egypt were born Manasseh and Ephraim, whom Asenath, the daughter of Potiphera the priest of On, bore to him - Genesis 46:19-20

11 - From Rachel

And the sons of Benjamin: Bela, Becher, Ashbel, Gera, Naaman, Ehi, Rosh, Muppim, Huppim, and Ard. These are the sons of Rachel, who were born to Jacob—fourteen persons in all- Genesis 46:21-22

7 - From Bilhah

The son of Dan: Hushim. The sons of Naphtali: Jahzeel, Guni, Jezer, and Shillem. These are the sons of Bilhah, whom Laban gave to Rachel his daughter, and these she bore to Jacob—seven persons in all - Genesis 46:23-25

Still the total is 69, then who else joined with Jacob for the count became 70?

That's because our promise keeping Lord Jesus Christ


I myself will go down with you to Egypt - Genesis 46:4a
He had sent a man ahead of them, Joseph, who was sold as a slave - Psalm 105:17


Note: Many includes Jacob's daughter Dinah to get the count of 70, but for believers the great I AM.