Berean Study Bible
a rebellion against Moses, along with 250 men of Israel renowned as leaders of the congregation and representatives in the assembly.

King James Bible
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:

American Standard Version
and they rose up before Moses, with certain of the children of Israel, two hundred and fifty princes of the congregation, called to the assembly, men of renown;

Darby Bible Translation
and they rose up against Moses, with two hundred and fifty men of the children of Israel, princes of the assembly, summoned to the council, men of renown;

Douay-Rheims Bible
Rose lap against Moses, and with them two hundred and fifty others of the children of Israel, leading men of the synagogue, and who in the time of assembly were called by name.

English Revised Version
and they rose up before Moses, with certain of the children of Israel, two hundred and fifty princes of the congregation, called to the assembly, men of renown:

Young's Literal Translation
and they rise up before Moses, with men of the sons of Israel, two hundred and fifty, princes of the company, called of the convention, men of name,