Strong H3518 כָּבָה kâbâh · to quench

Leviticus

1. Leviticus 6:12
   And the fire upon the altar shall be burning in it; it shall not be put out: and the priest shall burn wood on it every morning, and lay the burnt offering in order upon it; and he shall burn thereon the fat of the peace offerings.
2. Leviticus 6:13
   The fire shall ever be burning upon the altar; it shall never go out.