Philippians 2:22
But ye know the proof of him, that, as a son with the father, he hath served with me in the gospel.
Cross-references
In Philippians 2:20, Paul says no one else is like Timothy in genuine concern for others — reinforcing the commendation of his proven character.
Acts 16:3-12 narrates Timothy’s recruitment and travels with Paul, providing the historical background for his proven service.
In 1 Corinthians 4:17, Paul calls Timothy his 'son whom I love' and faithful — matching the father-son service language here.
In 1 Timothy 1:2, Paul addresses Timothy as 'my true son in the faith' — the same familial bond seen in his service with Paul.
In 1 Timothy 1:18, Paul again calls Timothy 'my son' while giving a command — reinforcing their close spiritual father-son relationship.
In 2 Timothy 1:2, Paul writes to Timothy as 'my dear son' — consistent with the son-like service described here.
In 2 Timothy 3:10, Paul tells Timothy he knows his life — linking to Timothy's proven character mentioned here.