διαγινώσκω

Now therefore ye with the council signify to the chief captain that he bring him down unto you to morrow, as though ye would enquire something more perfectly concerning him: and we, or ever he come near, are ready to kill him.

And when Felix heard these things, having more perfect knowledge of that way, he deferred them, and said, When Lysias the chief captain shall come down, I will know the uttermost of your matter.