rib.be.a marks the fourth position in clauses that extend a sequence from the third to the fourth.

The attested form marks a fourth member or position paired with a third: the verses place it in statements extending from the third to the fourth generation or occurrence.

1. Fourth position paired with the third · dominant

   All occurrences use the masculine plural absolute form in clauses pairing a third with a fourth. In Deuteronomy 5:9 and Exodus 20:5, the APB renders the clause with "the third and fourth generations"; in Exodus 34:7 and Numbers 14:18, it renders the sequence as "thirds and upon fourths" or "the third and upon the fourth."

   Deuteronomy 5:9Exodus 20:5Exodus 34:7Numbers 14:18

In the Anselm Project Bible: The APB presents the term within paired third-and-fourth sequences, using "fourth generations," "fourths," and "the fourth." These English forms confirm the clause-level sequence rather than isolate a fixed rendering.