Luke 21:15

For I will give you a mouth and wisdom, which all your adversaries shall not be able to gainsay nor resist.
— Luke 21:15, King James Version

In other translations

World English Bible (WEB)

for I will give you a mouth and wisdom which all your adversaries will not be able to withstand or to contradict.

American Standard Version (ASV)

for I will give you a mouth and wisdom, which all your adversaries shall not be able to withstand or to gainsay.

Young's Literal Translation (YLT)

for I will give to you a mouth and wisdom that all your opposers shall not be able to refute or resist.