Exodus 2:2

2:2 The woman became pregnant and gave birth to a son. When she saw that he was a healthy child, she hid him for three months.

Exodus 8:27

8:27 We must go on a three-day journey into the desert and sacrifice to the Lord our God, just as he is telling us.”

Exodus 10:23

10:23 No one could see another person, and no one could rise from his place for three days. But the Israelites had light in the places where they lived.

Exodus 25:25

25:25 You are to make a surrounding frame for it about three inches broad, and you are to make a surrounding border of gold for its frame.

Exodus 37:12

37:12 He made a surrounding frame for it about three inches wide, and he made a surrounding border of gold for its frame.