Exodus 30:7-10
Read Exodus 30 in full →7“Aaron shall burn fragrant incense on it; he shall burn it every morning when he trims the lamps. 8“When Aaron 1trims the lamps 2at twilight, he shall burn incense. There shall be continual incense before Yahweh throughout your generations. 9“You shall not offer any strange incense on 1this altar or burnt offering or grain offering; and you shall not pour out a drink offering on it. 10“Aaron shall amake atonement on its horns once a year; he shall make atonement on it with the blood of the sin offering of atonement once a year throughout your generations. It is most holy to Yahweh.”