Exodus 27:1

And thou shalt make an altar of sethim-wood: five cubits long and five cubits broad, that it be foursquare, and three cubits high.

Exodus 38:1-7

And he made the burnt offering altar of sethim-wood, five cubits long and five cubits broad: even four square, and three cubits high.

Exodus 20:24-26

An altar of earth thou shalt make unto me and thereon offer thy burnt offerings and thy peace offerings, and thy sheep and thine oxen. And in all places where I shall put the remembrance of my name, thither I will come unto thee and bless thee.

Exodus 24:4

Then Moses wrote all the words of the LORD and rose up early and made an altar under the hill, and twelve pillars according to the number of the twelve tribes of Israel,

Exodus 40:10

And anoint the altar of the burnt offerings and all his vessels, and sanctify the altar that it may be most holy.

Exodus 40:29

and set the burnt offering altar before the door of the tabernacle of witness, and offered burnt offerings and meat offerings thereon as the LORD commanded Moses.

2 Samuel 24:18

And Gad came the same day to David and said unto him, "Go up and rear an altar unto the LORD in the threshing floor of Araunah the Jebusite."

2 Chronicles 4:1

And he made an altar of brass twenty cubits long and twenty cubits broad and ten cubits high.

Ezekiel 43:13-17

This is the measure of the altar, after the true cubit which is a span longer than another cubit: his bottom in the midst was a cubit long and wide, and the ledge that went round about it, was a span broad. This is the height of the altar:

Hebrews 13:10

We have an altar whereof they may not eat, which serve in the tabernacle.

Treasury of Scripture Knowledge

Summary

And thou shalt make an altar of shittim wood, five cubits long, and five cubits broad; the altar shall be foursquare: and the height thereof shall be three cubits.

Bible References

Altar of shittim wood

Exodus 20:24
An altar of earth thou shalt make unto me and thereon offer thy burnt offerings and thy peace offerings, and thy sheep and thine oxen. And in all places where I shall put the remembrance of my name, thither I will come unto thee and bless thee.
Exodus 24:4
Then Moses wrote all the words of the LORD and rose up early and made an altar under the hill, and twelve pillars according to the number of the twelve tribes of Israel,
Exodus 38:1
And he made the burnt offering altar of sethim-wood, five cubits long and five cubits broad: even four square, and three cubits high.
Exodus 40:10
And anoint the altar of the burnt offerings and all his vessels, and sanctify the altar that it may be most holy.
2 Samuel 24:18
And Gad came the same day to David and said unto him, "Go up and rear an altar unto the LORD in the threshing floor of Araunah the Jebusite."
2 Chronicles 4:1
And he made an altar of brass twenty cubits long and twenty cubits broad and ten cubits high.
Ezekiel 43:13
This is the measure of the altar, after the true cubit which is a span longer than another cubit: his bottom in the midst was a cubit long and wide, and the ledge that went round about it, was a span broad. This is the height of the altar:
Hebrews 13:10
We have an altar whereof they may not eat, which serve in the tabernacle.