Exodus 1:5

1:5 All the people who were directly descended from Jacob numbered seventy. But Joseph was already in Egypt,

Exodus 24:1

The Lord Ratifies the Covenant

24:1 But to Moses the Lord said, “Come up to the Lord, you and Aaron, Nadab and Abihu, and seventy of the elders of Israel, and worship from a distance.

Deuteronomy 10:22

10:22 When your ancestors went down to Egypt, they numbered only seventy, but now the Lord your God has made you as numerous as the stars of the sky.

Acts 7:14

7:14 So Joseph sent a message and invited his father Jacob and all his relatives to come, seventy-five people in all.