[17] And thou shalt make a mercy seat of pure gold: two cubits and a half shall be the length thereof, and a cubit and a half the breadth [18] And thou shalt make two cherubims of gold, of beaten work shalt thou make them, in the two ends of the mercy seat. [19] And make one cherub on the one end, and the other cherub on the other end: even of the mercy seat shall ye make the cherubims on the two ends