"They are to make an ark of acacia wood, 45 inches long, 27 inches wide, and 27 inches high.
References for Exodus 25:10
Overlay it with pure gold; overlay it both inside and out. Also make a gold molding all around it.
Cast four gold rings for it and place [them] on its four feet, two rings on one side and two rings on the other side.
Make poles of acacia wood and overlay them with gold.
Insert the poles into the rings on the sides of the ark in order to carry the ark with them.
The poles are to remain in the rings of the ark; they must not be removed from it.
Put the [tablets of the] testimony that I will give you into the ark.
Make a mercy seat of pure gold, 45 inches long and 27 inches wide.
References for Exodus 25:17
Make two cherubim of gold; make them of hammered work at the two ends of the mercy seat.
Make one cherub at one end and one cherub at the other end. Make the cherubim of one piece with the mercy seat at its two ends.
The cherubim are to have wings spread out above, covering the mercy seat with their wings, and are to face one another. The faces of the cherubim should be toward the mercy seat.
Set the mercy seat on top of the ark and put the testimony that I will give you into the ark.
I will meet with you there above the mercy seat, between the two cherubim that are over the ark of the testimony; I will speak with you from there about all that I command you regarding the Israelites.