'Burn' in the Bible

And the priest shall take an handful of the offering, even the memorial thereof, and burn it upon the altar, and afterward shall cause the woman to drink the water.

to serve as a memorial to the Israelis, a reminder that no unauthorized person, who isn't a descendant of Aaron, is to attempt to burn incense in the LORD'S presence, so that he may not become like Korah and his group, just as the LORD had spoken by the authority of Moses.

But they fell upon their faces. Then Moses told Aaron. "Take the censer, put fire on it from the altar, and burn some incense. Then walk quickly to the congregation and atone for them, because wrath has already come out from the LORD the plague has begun."

But the firstling of a cow, or the firstling of a sheep, or the firstling of a goat, thou shalt not redeem; they are holy: thou shalt sprinkle their blood upon the altar, and shalt burn their fat for an offering made by fire, for a sweet savour unto the LORD.

And one shall burn the heifer in his sight; her skin, and her flesh, and her blood, with her dung, shall he burn: