Leviticus 24 - 25

1 Then the Lord spoke to Moses, saying: 2 “Command the children of Israel that they bring to you pure oil of pressed olives for the light, to make the lamps burn continually. 3 Outside the veil of the Testimony, in the tabernacle of meeting, Aaron shall be in charge of it from evening until morning before the Lord continually; it shall be a statute forever in your generations. 4 He shall be in charge of the lamps on the pure gold lampstand before the Lord continually. 5 “And you shall take fine flour and bake twelve cakes with it. Two-tenths of an ephah shall be in each cake. 6 You shall set them in two rows, six in a row, on the pure gold table before the Lord. 7 And you shall put pure frankincense on each row, that it may be on the bread for a memorial, an offering made by fire to the Lord. 8 Every Sabbath he shall set it in order before the Lord continually, being taken from the children of Israel by an everlasting covenant. 9 And it shall be for Aaron and his sons, and they shall eat it in a holy place; for it is most holy to him from the offerings of the Lord made by fire, by a perpetual statute.” ...
— LEVITICUS 24 - 25