Parallel
Judges 12:9
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
And he had thirty sons, and thirty daughters, whom he sent abroad, and took in thirty daughters from abroad for his sons. And he judged Israel seven years.
He had thirty sons, as well as thirty daughters whom he gave in marriage to men outside his clan; and for his sons he brought back thirty wives from elsewhere. Ibzan judged Israel seven years.