Ezekiel 46:20-21

20And he said to me, "This is the place where the priests shall boil the guilt offering and the sin offering, and where they shall bake the grain offering, in order not to bring them out into the outer court and so transmit holiness to the people."

21Then he brought me out to the outer court and led me around to the four corners of the court. And behold, in each corner of the court there was another court—