Cross reference
1 Corinthians 2:5
5 So that your faith might be based not on man's wisdom but on the power of God.
2 Corinthians 4:7
7 But we have this wealth in vessels of earth, so that it may be seen that the power comes not from us but from God;
2 Corinthians 6:7
7 In the true word, in the power of God; with the arms of righteousness on the right hand and on the left,
1 Corinthians 1:17
17 For Christ sent me, not to give baptism, but to be a preacher of the good news: not with wise words, for fear that the cross of Christ might be made of no value.
2 Corinthians 12:9
9 And he said to me, My grace is enough for you, for my power is made complete in what is feeble. Most gladly, then, will I take pride in my feeble body, so that the power of Christ may be on me.