2 Timothy 2:3 in the King James Version
Thou therefore endure hardness, as a good soldier of Jesus Christ.
Context
2 The things which you have heard from me among many witnesses, commit the same things to faithful men who will be able to teach others also.
3 You therefore must endure hardship as a good soldier of Christ Jesus.
4 No soldier on duty entangles himself in the affairs of life, that he may please him who enrolled him as a soldier.