The altar is to be square, a cubit long and a cubit wide, and two cubits high, and its horns are to be made of the same.
Put horns at the four angles of it, made of the same, plating it all with brass.
Then take some of the blood of the ox, and put it on the horns of the altar with your finger, draining out all the rest of the blood at the base of the altar.
And you are to make an altar for the burning of perfume; of hard wood let it be made.
It is to be plated with the best gold, the top of it and the sides and the horns, with an edging of gold all round it.
And at the sounding of the sixth angel a voice came to my ears from the horns of the gold altar which is before God,