In 1 Cor 15:32, Paul mentions fighting wild beasts in Ephesus — directly referencing the severe opposition behind the 'many adversaries' in 16:9.

Acts 14:27 describes God opening a 'door of faith' to Gentiles, the same metaphor Paul uses for his ministry opportunities in Ephesus.

Acts 19:8-10 details Paul's preaching and opposition in Ephesus, illustrating the 'great door' and 'many adversaries' he mentions.

In Acts 19:9, Paul faces opposition in Ephesus and moves to the lecture hall of Tyrannus — the historical setting for the open door and adversaries.

In Acts 19:10, the two-year Ephesian ministry results in all Asia hearing the word — demonstrating the 'great door for effective work' Paul describes.

In 2 Cor 1:8-10, Paul recounts severe suffering in Asia, likely the same trials that made up the 'many adversaries' in Ephesus.

In 2 Cor 2:12, Paul again uses the 'open door' metaphor for gospel opportunity, reinforcing the same imagery of effective ministry.

Acts 14:3 describes Paul and Barnabas speaking boldly despite opposition—parallel to Paul's 'wide door' with adversaries.

2 Thessalonians 3:1 asks prayer for the word to speed ahead—parallel to Paul's 'wide door for effective work'.

Acts 19:26 shows Paul's widespread influence in Ephesus, leading to opposition—parallel to his 'wide door' with many adversaries.

In Col 4:3, Paul requests prayer for an open door to proclaim the gospel, echoing the same language of divine opportunity for ministry.

In Rev 3:8, an open door is placed before the church in Philadelphia, symbolizing opportunity despite weakness — similar to Paul's open door with adversaries.