Numbers 16:7

16:7 put fire in them, and set incense on them before the Lord tomorrow, and the man whom the Lord chooses will be holy. You take too much upon yourselves, you sons of Levi!”

Numbers 17:8

17:8 On the next day Moses went into the tent of the testimony – and the staff of Aaron for the house of Levi had sprouted, and brought forth buds, and produced blossoms, and yielded almonds!