Genesis 46:15 in the King James Version
These be the sons of Leah, which she bare unto Jacob in Padan-aram, with his daughter Dinah: all the souls of his sons and his daughters were thirty and three.
Context
14 The sons of Zebulun: Sered, Elon, and Jahleel.
15 These are the sons of Leah, whom she bore to Jacob in Paddan Aram, with his daughter Dinah. All the souls of his sons and his daughters were thirty-three.
16 The sons of Gad: Ziphion, Haggi, Shuni, Ezbon, Eri, Arodi, and Areli.