In 1 Corinthians 9:12, Paul renounces his right to support for the gospel's sake — the same principle of doing all for the gospel he states here.

In 1 Corinthians 9:25-27, Paul explains his self‑discipline to avoid disqualification—showing why he does all for the gospel. Direct contextual support.

Mark 8:35 teaches that losing life for the gospel saves it — the same gospel-centered sacrifice Paul makes by doing all for the gospel here.

In Galatians 2:5, Paul resisted false brothers to preserve gospel truth—same motive as doing all for the gospel here. Both show defending the gospel's integrity.

In 2 Timothy 2:10, Paul endures everything for the elect to obtain salvation—mirroring his drive to share gospel blessings. Virtually identical motivation.

In 2 Timothy 2:6, the hardworking farmer shares in crops—an analogy for Paul's desire to share in gospel blessings here. Same principle of reaping from labor.