Numbers Chapter 7, Verse 2
From BibleWiki
2: That the princes of Israel, heads of the house of their
fathers, who were the princes of the tribes, and were over
them that were numbered, offered:
2: The princes of Israel and the heads of the families, in every
tribe, who were the rulers of them who had been numbered, offered
2: And the princes of Israel brought [gifts], twelve princes of their fathers' houses: these were te heads of tribes, these are they that presided over the numbering.
Numbers Chapter 7, Verse 2/commentary

