The Tabernacle - Timeless Truths of The Brazen Altar.
Hebrews 10:4 For it is not possible that the blood of bulls and goats should take away sins.
The Brazen Altar was just a picture of the perfect sacrifice to come that would take away sins.
Exo 27:1 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.
Exo 27:2 And thou shalt make the horns of it upon the four corners thereof: his horns shall be of the same: and thou shalt overlay it with brass.
Exo 27:3 And thou shalt make his pans to receive his ashes, and his shovels, and his basons, and his fleshhooks, and his firepans: all the vessels thereof thou shalt make [of] brass.
Exo 27:4 And thou shalt make for it a grate of network [of] brass; and upon the net shalt thou make four brasen rings in the four corners thereof.
Exo 27:5 And thou shalt put it under the compass of the altar beneath, that the net may be even to the midst of the altar.
Exo 27:6 And thou shalt make staves for the altar, staves [of] shittim wood, and overlay them with brass.
Exo 27:7 And the staves shall be put into the rings, and the staves shall be upon the two sides of the altar, to bear it.
Exo 27:8 Hollow with boards shalt thou make it: as it was shewed thee in the mount, so shall they make [it].
First thing you see when you come thru the gate is the Brazen Altar. And you are not getting any further until you deal with this Altar of sacrifice. The Altar was for sacrifice without which is no atonement for sin.
Lev 17:11 For the life of the flesh [is] in the blood: and I have given it to you upon the altar to make an atonement for your souls: for it [is] the blood [that] maketh an atonement for the soul.