Bemiḏbar (Numbers) 16:1-2

And Qoraḥ, son of Yitshar, son of Qehath, son of Lĕwi, took both Dathan and Aḇiram the sons of Eliyaḇ, and On, son of Peleth, sons of Re’uḇĕn, and they rose up before Mosheh with some of the children of Yisra’ĕl, two hundred and fifty leaders of the congregation, called ones of the meeting, men of name.