Which preposition to use with incisive

in Occurrences 1%

The brother was a handsome youth of good judgment, and given to sage remarks; the sister, witty, intuitive, and incisive in speech; the mother, dressed in rich Quaker costume, and though nearly seventy, still possessed of great personal beauty.

with Occurrences 1%

Let us be instant, be incisive with our resolution, that peace may not be the mother of another war, and our own victory rout ourselves.

Which preposition to use with  incisive