In 2 Corinthians 7:16, Paul expresses complete confidence in the Corinthians—mirroring his confidence in Philemon's obedience.

In Galatians 5:10, Paul similarly expresses confidence that the readers will obey, using nearly identical language of trust in the Lord.

In 2 Thessalonians 3:4, Paul again voices confidence that the Thessalonians are doing and will do what he commands, mirroring his trust in Philemon.

In 2 Corinthians 2:3, Paul writes with confidence that the Corinthians will bring him joy—similar to his confidence in Philemon's obedience.

In 2 Corinthians 2:9, Paul states he wrote to test their obedience—the same underlying purpose as his confidence in Philemon's obedience here.

In 2 Thessalonians 3:14, Paul instructs dealing with disobedience—the opposite scenario to his confident expectation of obedience here.

In Romans 15:14, Paul is confident that the Romans are full of goodness and able to instruct—a similar confidence in the moral readiness of his audience.