James 1:6

But he should ask with faith, doubting nothing. For he who doubts is like a wave on the ocean, which is moved about by the wind and carried away

Other versions

King James Version

But let him ask in faith, nothing wavering. For he that wavereth is like a wave of the sea driven with the wind and tossed.

English Standard Version

But let him ask in faith, with no doubting, for the one who doubts is like a wave of the sea that is driven and tossed by the wind.

New International Version

But when he asks, he must believe and not doubt, because he who doubts is like a wave of the sea, blown and tossed by the wind.