以西結書 43:20

你要取些公牛的血，抹在壇的四角和磴臺的四拐角，並四圍所起的邊上。你這樣潔淨壇，壇就潔淨了。

And thou shalt take of the blood thereof, and put it on the four horns of it, and on the four corners of the settle, and upon the border round about: thus shalt thou cleanse and purge it.