1 Corinthians 9:26

9:26 So I do not run uncertainly or box like one who hits only air.

1 Corinthians 4:11

4:11 To the present hour we are hungry and thirsty, poorly clothed, brutally treated, and without a roof over our heads.

1 Corinthians 9:27

9:27 Instead I subdue my body and make it my slave, so that after preaching to others I myself will not be disqualified.