Numbers 16:2

And they rose up before Moses , with a number of the people of Israel , 250 chiefs of the congregation , chosen from the assembly , well-known men .

and rose up against Moses. With them were 250 Israelite men, well-known community leaders who had been appointed members of the council.

And they rose up before Moses, with certain of the children of Israel, two hundred and fifty princes of the assembly, famous in the congregation, men of renown :