Sugkathizo describes people being seated together, whether in a courtyard or with Christ in heavenly places.

The two occurrences show being seated together: a group sits around a courtyard fire in Luke 22:55, while Ephesians 2:6 describes being seated with Christ in heavenly places.

1. Being seated together · dominant

   In Luke 22:55, the aorist active participle occurs as people light a fire in the courtyard and sit down together; the APB renders the scene "sitting down together." In Ephesians 2:6, the aorist active indicative describes a completed seating with Christ; the APB renders the clause "seated us with him in the heavenly places in Christ Jesus."

   Luke 22:55Ephesians 2:6

In the Anselm Project Bible: The APB presents the two clauses as "sitting down together" in Luke 22:55 and "seated us with him" in Ephesians 2:6. These renderings confirm the respective scenes rather than isolate every contribution of the Greek form.