1 Korintus 1:17

1:17 For Christ did not send me to baptize, but to preach the gospel – and not with clever speech, so that the cross of Christ would not become useless. ¹ 

1 Korintus 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.

[1:17]  ¹ tn Grk “would not be emptied.”