Leviticus 6:12
And the fire upon the altar shall be burning on it; it shall not be extinguished: and the priest shall burn wood on it every morning, and lay the burnt-offering in order upon it; and he shall burn on it the fat of the peace-offerings.And the fire upon the altar shall be burning on it; it shall not be extinguished: and the priest shall burn wood on it every morning, and lay the burnt-offering in order upon it; and he shall burn on it the fat of the peace-offerings.