Leviticus 6:12-13

12The fire on the altar shall be kept burning on it; it shall not go out. The priest shall burn wood on it every morning, and he shall arrange the burnt offering on it and shall burn on it athe fat of the peace offerings. 13Fire shall be kept burning on the altar continually; it shall not go out.

Numbers 18:5

5And you shall bkeep guard over the sanctuary and over the altar, cthat there may never again be wrath on the people of Israel.

Ezekiel 44:15

Rules for Levitical Priests

15“But dthe Levitical priests, ethe sons of Zadok, who kept fthe charge of my sanctuary gwhen the people of Israel went astray from me, shall come near to me hto minister to me. And they shall stand before me to offer me ithe fat and the blood, declares the Lord God.
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