Exodus 1:2-6
Exodus 1:2
Reuben, Simeon, Levi, and Judah;
Exodus 1:3
Issachar, Zebulun, and Benjamin;
Exodus 1:4
Dan and Naphtali, Gad and Asher.
Exodus 1:5
Jacob had 70 descendants there, including Joseph who was already in Egypt.
Exodus 1:6
Eventually Joseph and all his brothers and all that generation died.