And the earth opened its mouth and swallowed them up together with Korah, when that company died and the fire devoured 250 men; and they became a [warning] sign.
And let every man take his censer and put incense upon it and bring before the Lord every man his censer, 250 censers; you also and Aaron, each his censer.
And they rose up before Moses, with certain of the Israelites, 250 princes or leaders of the congregation called to the assembly, men well known and of distinction.
And if anyone attempts to injure them, fire pours from their mouth and consumes their enemies; if anyone should attempt to harm them, thus he is doomed to be slain. [II Kings 1:10; Jer. 5:14.]
And there stood before these [pictures] seventy men of the elders of the house of Israel, and in the midst of them stood Jaazaniah the son of Shaphan [the scribe], with every man his censer in his hand, and a thick cloud of incense was going up [in prayer to these their gods].
But Nadab and Abihu died before the Lord when they offered strange fire before the Lord in the Wilderness of Sinai; and they had no children. So Eleazar and Ithamar ministered in the priest's office in the presence and under the supervision of Aaron their father. [Lev. 10:1-4.]