Exodus 31:7

31:7 the tent of meeting, the ark of the testimony, the atonement lid that is on it, all the furnishings of the tent,

Exodus 37:1

The Making of the Ark

37:1 Bezalel made the ark of acacia wood; its length was three feet nine inches, its width two feet three inches, and its height two feet three inches.

Exodus 40:5

40:5 You are to put the gold altar for incense in front of the ark of the testimony and put the curtain at the entrance to the tabernacle.