Dictionary entry

διαπρίω

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament with Strong's

δια-πρίω

[in LXX: I Ch 20:3 (שׂוּר) *;]

to saw asunder. Pass., metaph. (vernacular?), EV, cut to the heart: Ac 5:33; seq. τ. καρδίαις αὐτῶν, Ac 7:54.†