Berean Study Bible
My message and my preaching were not with persuasive words of wisdom, but with a demonstration of the Spirit’s power,

King James Bible
And my speech and my preaching was not with enticing words of man's wisdom, but in demonstration of the Spirit and of power:

American Standard Version
And my speech and my preaching were not in persuasive words of wisdom, but in demonstration of the Spirit and of power:

Darby Bible Translation
and my word and my preaching, not in persuasive words of wisdom, but in demonstration of [the] Spirit and of power;

Douay-Rheims Bible
And my speech and my preaching was not in the persuasive words of human wisdom, but in shewing of the Spirit and power;

English Revised Version
And my speech and my preaching were not in persuasive words of wisdom, but in demonstration of the Spirit and of power:

Young's Literal Translation
and my word and my preaching was not in persuasive words of human wisdom, but in demonstration of the Spirit and of power --