Exodus 25:12-14

¹²You shall cast four rings of gold for it, and put them in its four feet. Two rings shall be on the one side of it, and two rings on the other side of it. ¹³You shall make poles of acacia wood, and overlay them with gold. ¹⁴You shall put the poles into the rings on the sides of the ark to carry the ark. Exodus 25:12-14