Bible Verses About Presumption: Korah &c

and they assembled themselves together against Moses and against Aaron, and said unto them, Ye take too much upon you, seeing all the congregation are holy, every one of them, and Jehovah is among them: wherefore then lift ye up yourselves above the assembly of Jehovah?

and put fire in them, and put incense upon them before Jehovah to-morrow: and it shall be that the man whom Jehovah doth choose, he shall be holy: ye take too much upon you, ye sons of Levi.