I will very gladly spend and be spent— "I will gladly exhaust my strength, and put myself to any expence too, for your salvation; though the consequence of all should be, that the more abundantly I love you, the less I should be loved by you." See 2 Timothy 2:10. 1 Thessalonians 2:8.
Related Commentaries of 2 Corinthians 12:15
2 Corinthians 12:15
15 And I will very gladly spend and be spent for you;c though the more abundantly I love you, the less I be loved.