¹⁷ The ledge also shall be square, fourteen cubits long by fourteen wide, with a rim around it half a cubit high, and its surrounding base, one cubit. Its steps shall face east.”^(A)

²⁰ And you shall take some of its blood and put it on the four horns of the altar and on the four corners of the ledge and upon the rim all around; thus you shall purify it and make atonement for it.

¹⁹ The priest shall take some of the blood of the purification offering and put it on the doorposts of the temple, the four corners of the ledge of the altar, and the posts of the gate of the inner court.^(A)