Bible Verses About The Power of the Holy Spirit: Making the gospel efficacious

and neither the delivery nor the content of my message relied on compelling words of “wisdom” but on a demonstration of the power of the Spirit,

that the Good News we brought did not become for you a matter only of words, but also one of power, the Ruach HaKodesh and total conviction — just as you know how we lived for your sakes when we were with you.