Genesis 35:26-28

Young's Literal Translation

²⁶ And sons of Zilpah, Leah's maid-servant: Gad and Asher. These [are] sons of Jacob, who have been born to him in Padan-Aram.

²⁷ And Jacob cometh unto Isaac his father, at Mamre, the city of Arba (which [is] Hebron), where Abraham and Isaac have sojourned.

²⁸ And the days of Isaac are a hundred and eighty years,