know (v.)
find out, ascertain, learn [from]
Tim II.ii.2[Flavius alone, of Timon] so senseless of expense / That he will neither know how to maintain it, / Nor cease his flow of riot
TN III.iv.248[Viola as Cesario to Sir Toby] do me this courteous office, as to know of the knight what my offence to him is
SHAKESPEARE'S WORDS © 2018 DAVID CRYSTAL & BEN CRYSTAL