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.
God set up this altar so His people could meet Him in the court before the tabernacle, where common subjects bring their gifts and priests offer them to the Lord. Wood alone would burn away under divine fire; brass protects it, just as Christ's divine power upholds His human nature against the full weight of God's wrath for our sins.
AI summary
Commenting on Exodus 27:1-8
And thou shalt, make for it a grate of network of brass,.... Or "sieve", as in Amo 9:9, it was a plate of brass with holes in it, to let through either the blood that drained from the parts of the sacrifice, or the ashes of it; for this was the focus or hearth, on which the sacrifice and the wood were laid and burnt...
a grate of network of brass--sunk latticework to support the fire. four brazen rings--by which the grating might be lifted and taken away as occasion required from the body of the altar.