And it was told Solomon, saying, Behold, Adonijah feareth king Solomon: for, lo, he hath laid hold on the horns of the altar, saying, Let king Solomon swear unto me this day that he wilt not slay his servant with the sword.
And the tidings came to Joab: for Joab had turned after Adonijah, though he turned not after Absalom. And Joab fled unto the Tent of the LORD, and caught hold on the horns of the altar.
And thou shalt make the horns of it upon the four corners thereof: the horns thereof shall be of one piece with it: and thou shalt overlay it with brass.
And Aaron shall make atonement upon the horns of it once in the year: with the blood of the sin offering of atonement once in the year shall he make atonement for it throughout your generations: it is most holy unto the LORD.