Exodus 37:1
Bezalel made the ark of acacia wood two and a half cubits long, one and a half cubits wide, and one and a half cubits high.
Exodus 25:10-20
"They are to make an ark of acacia wood, two and a half cubits long, one and a half cubits wide, and one and a half cubits high.
Exodus 26:33
You are to hang the curtain from the clasps and bring the Ark of the Testimony there inside the curtain. The curtain is to separate for you the Holy Place from the Most Holy Place.
Exodus 31:7
including the Tent of Meeting, the Ark of the Testimony, the Mercy Seat that is on it, all the furnishings of the tent
Exodus 40:3
You are to put the Ark of the Testimony there, and screen off the ark with the curtain.
Exodus 40:20-21
Then he took the Testimony, put it into the ark, and placed the poles on the ark. He then put the Mercy Seat on top of the ark.
Numbers 10:33-36
So they traveled from the mountain of the LORD, a three-day trip, with the Ark of the Covenant of the LORD traveling in front of them a three day trip to explore a place for them to rest.