the Tribe of Reuben: Remarkable Persons of Dathan, Abiram, and On
Source: TTT
Numbers 16:1
Now Korah son of Izhar, the son of Kohath son of Levi, along with some Reubenites—Dathan and Abiram, sons of Eliab, and On son of Peleth—conducted
Numbers 26:9, 10
and the sons of Eliab were Nemuel, Dathan, and Abiram. It was Dathan and Abiram, chosen by the congregation, who fought against Moses and Aaron with the followers of Korah who rebelled against the LORD. / And the earth opened its mouth and swallowed them along with Korah, whose followers died when the fire consumed 250 men. They serve as a warning sign.