¹⁵ Above that, the altar hearth^(A) is four cubits high, and four horns^(B) project upward from the hearth.

²⁰ You are to take some of its blood and put it on the four horns of the altar^(A) and on the four corners of the upper ledge^(B) and all around the rim, and so purify the altar^(C) and make atonement for it.