NET
19 But I will come to you soon, if the Lord is willing, and I will find out not only the talk of these arrogant people, but also their power.
Darby
19 but I will come quickly to you, if the Lord will; and I will know, not the word of those that are puffed up, but the power.
KJV
19 But I will come to you shortly, if the Lord will, and will know, not the speech of them which are puffed up, but the power.