Exodus 7:7

7:7 Now Moses was eighty years old and Aaron was eighty-three years old when they spoke to Pharaoh.

Exodus 31:2

31:2 “See, I have chosen Bezalel son of Uri, the son of Hur, of the tribe of Judah,

Exodus 34:16

34:16 and you then take his daughters for your sons, and when his daughters prostitute themselves to their gods, they will make your sons prostitute themselves to their gods as well.