okto denotes the number used for groups of people, days, and years in the supplied passages.

The supplied verses use the term as a numerical modifier, most often specifying a measured span of days or years and also identifying a group of people. It marks eight days in event timing, eight years within longer durations, and eight persons saved in the ark.

1. A measured span of days or years · dominant

   In Luke 2:21 and John 20:26, the nominative and accusative feminine plural forms occur in clauses marking a span of days; the APB renders “eight days.” In Acts 9:33, John 5:5, and Luke 13:16, the genitive or accusative neuter plural form occurs with years, including the longer totals rendered “thirty-eight years” and “eighteen years.” Acts 25:6 likewise places the genitive feminine plural form in a stay rendered “eight or ten days.”

   Luke 2:21Luke 9:28John 20:26Acts 25:6Acts 9:33John 5:5
2. A group counted as eight persons · rare

   In 1 Peter 3:20, the nominative feminine plural form identifies the small group in the ark; the APB renders the clause “that is eight souls,” describing those saved through water.

   1 Peter 3:20

In the Anselm Project Bible: The APB commonly presents the term in explicit numerical phrases such as “eight days” and “eight years,” while John 5:5 and Luke 13:16 include it within “thirty-eight years” and “eighteen years.” In 1 Peter 3:20 it appears in the phrase “eight souls”; these are verse-level renderings, not definitions.