Exodus 7:7

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

Exodus 10:22

10:22 So Moses extended his hand toward heaven, and there was absolute darkness throughout the land of Egypt for three days.

Exodus 21:11

21:11 If he does not provide her with these three things, then she will go out free, without paying money.

Exodus 26:16

26:16 Each frame is to be fifteen feet long, and each frame is to be two feet three inches wide,

Exodus 32:28

32:28 The Levites did what Moses ordered, and that day about three thousand men of the people died.

Exodus 34:23

34:23 At three times in the year all your men must appear before the Lord God, the God of Israel.