For I will drive out nations before you and enlarge your territory. No one will covet your land when you go up three times a year to appear before the Lord your God.

“Once a year Aaron is to perform the purification rite on the horns of the altar. Throughout your generations he is to perform the purification rite for it once a year, with the blood of the sin offering for atonement. The altar is especially holy to the Lord.”

Keep this statute at its appointed time from year to year.