Philippians 2:22

2:22 But you know his qualifications, that like a son working with his father, he served with me in advancing the gospel.

Philippians 3:8

3:8 More than that, I now regard all things as liabilities compared to the far greater value of knowing Christ Jesus my Lord, for whom I have suffered the loss of all things – indeed, I regard them as dung! – that I may gain Christ,