Numbers 26:40
And the sons of Bela were Ard and Naaman: of Ard, the family of the Ardites: and of Naaman, the family of the Naamites.
Nave's Topical Index

Chapter xlvi
... It gives him three sons: Bela, Becher and Ashbel. To Bela it gives six sons: Gera,
Naaman, Ehi, Rosh, Muppim and Huppim. But to Gera it ascribes one son: Ard. ...
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Ard

Ard: Son of Bela

Ard: Son of Benjamin

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